(b): No, the IP address of the host on which a process runs is not sufficient for identifying the process. In addition to the IP address, the combination of the IP address and the port number is required for process identification. The port number specifies a specific application or process running on a host. Together, the IP address and port number uniquely identify a process and allow communication to be established with that process.
(c): UDP (User Datagram Protocol) is widely used despite its lack of reliability for two main reasons:
1. Lower overhead: UDP has a simpler header structure compared to TCP (Transmission Control Protocol), resulting in lower overhead in terms of processing and bandwidth usage. This makes UDP suitable for applications where real-time communication or low-latency transmission is more important than reliable delivery.
2. Reduced latency: UDP does not perform the extensive error checking, sequencing, and retransmission mechanisms that TCP does. This reduces the latency or delay in transmitting data. Applications such as real-time video streaming or online gaming prioritize low latency over guaranteed delivery, making UDP a better choice.
(d):
i. The amount of data in the first segment can't be determined solely based on the sequence number. The sequence number indicates the byte number of the first data byte in the segment, but it does not provide information about the length of the segment. Additional information, such as the segment size or the maximum segment size (MSS), would be needed to determine the exact amount of data in the first segment.
ii. If the first segment is lost, but the second segment arrives at Host B, the acknowledgment number sent by Host B in the acknowledgment (ACK) packet to Host A will be the sequence number of the next expected byte. In this case, the acknowledgment number will be 91, indicating that Host B is expecting to receive the next byte after the lost segment.
Learn more about IP address here:
https://brainly.com/question/32308310
#SPJ11
You should always try to put out a fire if you see one, no matter how large it is.
Answer:
That's not true, if your house is burning down, leave. Let the firefighters do their jobs.
Explanation:
Which of the following would zoning ordinances not address?
how tall a skyscraper can be
how much revenue a restaurant must make
how far from a school a power plant must be
how many parking spots a mall must have
A hollow aluminum shaft with an outside diameter of 63 mm and a wall thickness of 5 mm has an allowable shear stress of 72 mpa. Determine the maximum torque t that may be applied to the shaft.
Answer:
maximum torque of metal
Explanation:
-Why is it said that using faulty PPE could be just as dangerous as using no PPE at all?
Answer:
Explanation:
"Safety helmet" redirects here. It is not to be confused with hard hat.
Drug Enforcement Administration (DEA) agents wearing Level B hazmat suits
Personal protective equipment (PPE) is protective clothing, helmets, goggles, or other garments or equipment designed to protect the wearer's body from injury or infection. The hazards addressed by protective equipment include physical, electrical, heat, chemicals, biohazards, and airborne particulate matter. Protective equipment may be worn for job-related occupational safety and health purposes, as well as for sports and other recreational activities. "Protective clothing" is applied to traditional categories of clothing, and "protective gear" applies to items such as pads, guards, shields, or masks, and others. PPE suits can be similar in appearance to a cleanroom suit.
The purpose of personal protective equipment is to reduce employee exposure to hazards when engineering controls and administrative controls are not feasible or effective to reduce these risks to acceptable levels. PPE is needed when there are hazards present. PPE has the serious limitation that it does not eliminate the hazard at the source and may result in employees being exposed to the hazard if the equipment fails.[1]
Any item of PPE imposes a barrier between the wearer/user and the working environment. This can create additional strains on the wearer; impair their ability to carry out their work and create significant levels of discomfort. Any of these can discourage wearers from using PPE correctly, therefore placing them at risk of injury, ill-health or, under extreme circumstances, death. Good ergonomic design can help to minimise these barriers and can therefore help to ensure safe and healthy working conditions through the correct use of PPE.
Practices of occupational safety and health can use hazard controls and interventions to mitigate workplace hazards, which pose a threat to the safety and quality of life of workers. The hierarchy of hazard controls provides a policy framework which ranks the types of hazard controls in terms of absolute risk reduction. At the top of the hierarchy are elimination and substitution, which remove the hazard entirely or replace the hazard with a safer alternative. If elimination or substitution measures cannot apply, engineering controls and administrative controls, which seek to design safer mechanisms and coach safer human behavior, are implemented. Personal protective equipment ranks last on the hierarchy of controls, as the workers are regularly exposed to the hazard, with a barrier of protection. The hierarchy of controls is important in acknowledging that, while personal protective equipment has tremendous utility, it is not the desired mechanism of control in terms of worker safety.rly PPE such as body armor, boots and gloves focused on protecting the wearer's body from physical injury. The plague doctors of sixteenth-century Europe also wore protective uniforms consisting of a full-length gown, helmet, glass eye coverings, gloves and boots (see Plague doctor costume) to prevent contagion when dealing with plague victims. These were made of thick material which was then covered in wax to make it water-resistant. A mask with a beak-like structure which was filled with pleasant-smelling flowers, herbs and spices to prevent the spread of miasma, the prescientific belief of bad smells which spread disease through the air.[2] In more recent years, scientific personal protective equipment is generally believed to have begun with the cloth facemasks promoted by Wu Lien-teh in the 1910–11 Manchurian pneumonic plague outbreak, although many Western medics doubted the efficacy of facemasks in preventing the spread of disease.[3]
Types
Personal protective equipment can be categorized by the area of the body protected, by the types of hazard, and by the type of garment or accessory. A single item, for example boots, may provide multiple forms of protection: a steel toe cap and steel insoles for protection of the feet from crushing or puncture injuries, impervious rubber and lining for protection from water and chemicals, high reflectivity and heat resistance for protection from radiant heat, and high electrical resistivity for protection from electric shock. The protective attributes of each piece of equipment must be compared with the hazards expected to be found in the workplace. More breathable types of personal protective equipment may not lead to more contamination but do result in greater user satisfaction.[4]
The use of a faulty PPE could be just as dangerous as not using any PPE at all because the user is still exposed to potential hazards and harm.
What is PPE?PPE is an acronym for personal protective equipment and it can be defined as a terminology that is used to denote any piece of equipment which offer protection to different parts of the body while working in a potentially hazardous environment.
Some examples of personal protective equipment (PPE) used to protect the different parts of the body are:
RespiratorsFace maskFace shieldGlovesBootsHelmetAccording to OSHA, the use of a faulty PPE could be just as dangerous as not using any PPE at all because the user is offered little or no protection at all.
Read more on PPE here: https://brainly.com/question/19131588
Which property of steel is illustrated by its ability to be shaped into automobile fenders?a. lusterb. ductilityc. conductivityd. malleability
b. Ductility property of steel is illustrated by its ability to be shaped into automobile fenders.
Metal will stretch when pulled as opposed to breaking because of its ductility. To put it another way, a material's ductile properties are its ability to undergo significant plastic deformation under tensile stress before rapture. Examples include steel, copper, nickel, and other ductile materials.
Metals' brittleness is what causes them to break under tensile tension without causing stretch. It also goes by the label of sudden failure. Examples of fragile materials include glass, iron, and others.
The ductility of a material, an important consideration in engineering and production, determines its capacity to withstand mechanical overload.
To know more about Ductility:
https://brainly.com/question/29961125
#SPJ4
Imagine that, for only ONE of the force sensors, there was an angle ϴ between the direction the string was pulling and the direction the force sensor can measure. Would that force sensor read high or low?
The force sensor would read low. When there is an angle ϴ between the direction the string pulls and the sensor's measuring direction.
the measured force is the component of the force vector in the sensor's direction. As ϴ increases, the component of the force vector in the sensor's direction decreases, resulting in a lower reading on the force sensor. The force sensor measures the force along its measuring direction, so any deviation from that direction reduces the measured force value. The force sensor would read low. When there is an angle ϴ between the direction the string pulls and the sensor's measuring direction, the measured force would be lower due to the reduction in the component of the force vector along the sensor's measuring direction.
learn more about force here:
https://brainly.com/question/30507236
#SPJ11
The boost converter of Fig. 6-8 has parameter Vs 20 V, D 0.6, R 12.5 , L 10 H, C 40 F, and the switching frequency is 200 kHz. (a) Determine the output voltage. (b) Determine the average, maximum, and minimum inductor currents. (c) Determine the output voltage ripple. (d) Determine the average current in the diode. Assume ideal components.
Answer:
a) the output voltage is 50 V
b)
- the average inductor current is 10 A
- the maximum inductor current is 13 A
- the maximum inductor current is 7 A
c) the output voltage ripple is 0.006 or 0.6%V₀
d) the average current in the diode under ideal components is 4 A
Explanation:
Given the data in the question;
a) the output voltage
V₀ = V\(_s\)/( 1 - D )
given that; V\(_s\) = 20 V, D = 0.6
we substitute
V₀ = 20 / ( 1 - 0.6 )
V₀ = 20 / 0.4
V₀ = 50 V
Therefore, the output voltage is 50 V
b)
- the average inductor current
\(I_L\) = V\(_s\) / ( 1 - D )²R
given that R = 12.5 Ω, V\(_s\) = 20 V, D = 0.6
we substitute
\(I_L\) = 20 / (( 1 - 0.6 )² × 12.5)
\(I_L\) = 20 / (( 0.4)² × 12.5)
\(I_L\) = 20 / ( 0.16 × 12.5 )
\(I_L\) = 20 / 2
\(I_L\) = 10 A
Therefore, the average inductor current is 10 A
- the maximum inductor current
\(I_{Lmax\) = [V\(_s\) / ( 1 - D )²R] + [ V
given that, R = 12.5 Ω, V\(_s\) = 20 V, D = 0.6, L = 10 μH, T = 1/200 kHz = 5 hz
we substitute
\(I_{Lmax\) = [20 / (( 1 - 0.6 )² × 12.5)] + [ (20 × 0.6 × 5) / (2 × 10) ]
\(I_{Lmax\) = [20 / 2 ] + [ 60 / 20 ]
\(I_{Lmax\) = 10 + 3
\(I_{Lmax\) = 13 A
Therefore, the maximum inductor current is 13 A
- The minimum inductor current
\(I_{Lmax\) = [V\(_s\) / ( 1 - D )²R] - [ V
given that, R = 12.5 Ω, V\(_s\) = 20 V, D = 0.6, L = 10 μH, T = 1/200 kHz = 5 hz
we substitute
\(I_{Lmin\) = [20 / (( 1 - 0.6 )² × 12.5)] - [ (20 × 0.6 × 5) / (2 × 10) ]
\(I_{Lmin\) = [20 / 2 ] -[ 60 / 20 ]
\(I_{Lmin\) = 10 - 3
\(I_{Lmin\) = 7 A
Therefore, the maximum inductor current is 7 A
c) the output voltage ripple
ΔV₀/V₀ = D/RCf
given that; R = 12.5 Ω, C = 40 μF = 40 × 10⁻⁶ F, D = 0.6, f = 200 Khz = 2 × 10⁵ Hz
we substitute
ΔV₀/V₀ = 0.6 / (12.5 × (40 × 10⁻⁶) × (2 × 10⁵) )
ΔV₀/V₀ = 0.6 / 100
ΔV₀/V₀ = 0.006 or 0.6%V₀
Therefore, the output voltage ripple is 0.006 or 0.6%V₀
d) the average current in the diode under ideal components;
under ideal components; diode current = output current
hence the diode current will be;
\(I_D\) = V₀/R
as V₀ = 50 V and R = 12.5 Ω
we substitute
\(I_D\) = 50 / 12.5
\(I_D\) = 4 A
Therefore, the average current in the diode under ideal components is 4 A
when an ideal gas undergoes an isothermal expansion or compression process, the boundary work can be calculated using all of the below equations except for which of following? p1v1ln(v2/v1) nrt ln(v2/v1) p1v1ln(p1/p2) mrtln(p2/p1)
The temperature of the system remains unchanged during expansion. There is heat exchange between both the system and the environment during the process. The system should be compressed or expanded at a slow pace so that the system allows appropriate heat exchange and keep the temperature constant.
The P-V curve in an isothermal process where:
PV = constant = C
⇒ dP / dV = – P / V
Work done in the isothermal process:
In this process, the gas follows Boyle’s law, and the work done by the gas is,
\(W = nRTln(\frac{V_2}{V_1} )\)
Learn about ideal gas at:
brainly.com/question/27870704
#SPJ4
Which best explains Susan B Anthony purpose in her speech “Women’s rights to the suffrage”
Answer:
She wrote and delivered a speech in 1873, which came to be known as the “Women's Rights to the Suffrage” speech. In her address, she lets the audience know of her “crime” of voting. She reminds the listener that the Constitution of the United States says “we the people” and does not exclude women as people
Answer:
D. To show why she was justified in voting.
Explanation:
Which one of the following would appear as a thin line on a drawing?
A. Centerline
B. Cutting plane line
C. Short break line
D. Outline
Answer:
try b
Explanation:
the complexity of bfs and dfs
Answer:
BFS uses Queue to find the shortest path. DFS uses Stack to find the shortest path. ... Time Complexity of BFS = O(V+E) where V is vertices and E is edges. Time Complexity of DFS is also O(V+E) where V is vertices and E is edges.
Explanation:
What is a radio wave made up of? Molecules? Electrons? Other?
Radio waves are radiated by charged particles when they are accelerated. They are produced artificially by time-varying electric currents, consisting of electrons flowing back and forth in a specially-shaped metal conductor called an antenna. ... Radio waves are received by another antenna attached to a radio receiver.
Answer: Wave Currents??
WIDE OPEN GUESS
Describe how tony smith was hands on and hands off at the same time with the fabrication of his work.
Tony Smith, an American sculptor, was known for his large-scale geometric sculptures that often utilized industrial materials such as steel and aluminum.
On one hand, Smith was very involved in the initial design and planning stages of his sculptures. He would spend countless hours sketching and creating models of his pieces, making sure that every detail was accounted for before moving on to the actual fabrication process. Smith's attention to detail was unparalleled, and he was known for being extremely meticulous when it came to the dimensions, materials, and overall aesthetic of his sculptures.
However, once the fabrication process began, Smith would often take a step back and allow his team of fabricators to take over. He believed in giving his team creative freedom to interpret his designs and make adjustments as necessary, trusting that they would be able to bring his vision to life. Smith would occasionally check in on the progress of his sculptures, but for the most part, he preferred to let his team work without interference.
To know more about geometric visit:-
https://brainly.com/question/29199001
#SPJ11
When required to drill holes on a roof that has no power supply the best drill for the job would be__________.
When required to drill holes on a roof that has no power supply the best drill for the job would be a cordless drill.
What is power supply?It should be noted that a power supply is an electrical device which supplies electric power to an electrical load.
In this case, the main purpose of a power supply is simply to be able to convert electric current from the source to the correct current, and frequency.
In this case, the power supply unit converts the main AC to a low-voltage regulated DC power. Therefore, When required to drill holes on a roof that has no power supply the best drill for the job would be a cordless drill.
Learn more about power supply on:
https://brainly.com/question/14510836
#SPJ1
List three main commodity areas that drive agriculture
Common agricultural commodities include dairy products, wheat, and coffee. You can invest in and “trade” these products virtually, without running a farm and purchasing and storing the items yourself.
Discuss how you can identify which resistances are in series and which ones are in parallel in a series-parallel circuit. How might this affect how you measure current and voltages in the circuit with a digital multimeter? Discuss the difference between voltage division and current division and how each can be used to analyze a series-parallel circuit.
Identifying resistances in series and parallel in a series-parallel circuits involves analyzing the circuit's topology and understanding the connection patterns.
This information affects how you measure current and voltages using a digital multimeter. Voltage division and current division are techniques used to analyze series-parallel circuits, with voltage division determining the voltage across individual resistances and current division determining the current through individual branches.
To identify resistances in series, you look for a direct connection between resistors where the current flows through one resistor into the next without any branching. In parallel, resistances are connected at both ends and share the same voltage. Analyzing the circuit's schematic or physical layout helps identify the connections.
When measuring current with a digital multimeter in a series-parallel circuit, you can place the meter in series with a specific branch to measure the current flowing through that branch. For voltage measurements, you can use the meter in parallel across a particular resistance to measure the voltage drop across it.
Voltage division is a technique used to determine the voltage across individual resistances in a series-parallel circuit. By considering the ratio of the resistance value to the total resistance, you can calculate the voltage drop across each resistor using the total applied voltage. Current division, on the other hand, analyzes the current flowing through different branches in a series-parallel circuit. It involves calculating the ratio of the conductance (inverse of resistance) to the total conductance and multiplying it by the total current to determine the current flowing through each branch.
identifying series and parallel resistances in a series-parallel circuit allows for accurate measurement of current and voltage using a digital multimeter. Voltage division and current division are useful techniques for analyzing series-parallel circuits, providing insights into the voltage drop and current distribution across resistors and branches, respectively.
Learn more about Voltage division here :
https://brainly.com/question/29756209
#SPJ11
Why are diode logic gates not suitable for cascading operation?
Diode logic gates are not suitable for cascading operation because the pull-down or pull-up resistance within makes them a high output resistance device.
What is a cascading operation?A cascading operation can be defined as a process which involves the use of a circuit breaker's current-limiting capacity in order to enable an installation of lower-rated and lower-cost circuit breakers.
According to the National Electrical Code (NEC), diode logic gates are not suitable for cascading operation because the pull-down or pull-up resistance within makes them a high output resistance device.
Read more on National Electrical Code here: brainly.com/question/10619436
#SPJ1
The inspector should inspect insulation in unfinished spaces, including attics, _____ and foundation areas.
Answer:
basements
Explanation:
Question 2
For the circuit above in question 1, what is the most negative value v_{s}v
s
can take
before the amplifier saturates? Express your answer in mV and omit
units from your answer.
The most negative value can take before the amplifier saturates. Suppose, Consider a non-ideal op amp where the output can saturate. Hence, The most negative value of is 0.5 mV
Can take before the amplifier saturates?The most negative value v2 can take before the amplifier saturates.Suppose, Consider a non-ideal op amp where the output can saturate.The open voltage gain is2*10 4 where,According to figure,
The negative output value is
v0 = -10V
We need to calculate the most negative value of
Using given formula
v0 = -A(Vs)
Where, = output value
A = voltage gain
Put the value into the formula
-10 = -2 *10 4* Vs
vs = 10/2*10 4
Vs = 0.0005v
Vs = 0.5MV
Hence, The most negative value of is 0.5 mV.
To learn more about amplifier saturates refer
https://brainly.in/question/18727798
#SPJ9
The most negative value can take before the amplifier saturates. Suppose, Consider a non-ideal op amp where the output can saturate. Hence, The most negative value of is 0.5 mV
Can take before the amplifier saturates?The most negative value v2 can take before the amplifier saturates. Suppose, Consider a non-ideal op amp where the output can saturate. open voltage gain is2*10 4 where, According to figure,
The negative output value is
v0 = -10V
We need to calculate the most negative value of
Using given formula
v0 = -A(Vs)
Where, = output value
A = voltage gain
Put the value into the formula
-10 = -2 *10 4* Vs
vs = 10/2*10 4
Vs = 0.0005v
Vs = 0.5MV
Hence, The most negative value of is 0.5 mV.
To learn more about amplifier saturates refer
https://brainly.com/question/16190769
#SPJ9
in the mvc architecture the functionality of the system is organized into services, with each service delivered from a separate server..........(t/f)
It is False to state that in the MVC Architecture the functionality of the system is organized into services, with each service delivered from a separate server. The above scenario occurs within Client-Server Architecture.
What is MVC Architecture?Model-view-controller is a software architecture style for building user interfaces that divides the underlying program logic into three interrelated pieces. This is done to isolate internal information representations from how data is communicated to and accepted by the user.
The Model-View-Controller (MVC) architectural pattern, on the other hand, divides an application into three key logical components: the model, the view, and the controller. Every one of these components is designed to handle particular parts of an application's development.
Learn more about MVC Architecture:
https://brainly.com/question/28299030
#SPJ1
when must a competent person conduct an inspection of a sling?
Before each use and at least once every 12 months, a sling must be inspected by a qualified person.
What is a sling?An arm that has been hurt is supported with a sling, a bandage. Applying a sling Hold the arm still above and below the injury.
To create the sling, place the triangle bandage beneath the hurt arm and over the shoulder that is not hurt. Sling ends should be tied at the side of the neck.
A competent person should also examine a sling following any incident that might compromise its integrity, such as dropping it or exposing it to a potentially damaging environment.
Learn more about sling here:
https://brainly.com/question/14695112
#SPJ1
A competent person inspects a sling before each use and upon change in application. Periodic inspections are conducted based on frequency and conditions of use. If wear or damage is detected, the sling is removed from service.
Explanation:A
competent person
must conduct an inspection of a sling before each shift begins and whenever there is a change in the sling's application that could affect its operation. Additionally, a
periodic inspection
should be performed at intervals based on frequency of use, severity of service conditions, nature of lifts being made, and experience gained from the service life of slings used in similar circumstances. Factors to consider include visible damage, wear, deformation and increase in length. If any of these are detected, the sling should be removed from service.
Learn more about sling inspection here:https://brainly.com/question/31623403
How do i untange my headphone cords? If you give me a good answer i will mark u brainliest
Answer:
scissors best way 100%
Explanation:
How did engineers help to create a ceiling fan
Answer:
The electric ceiling fan was invented in 1882 by engineer and inventor, Philip Diehl. He had earlier invented an electric sewing machine and adapted the motor from this invention to create the ceiling fan. He called his invention the “Diehl Electric Fan” and it was such a success that he soon had many other people competing with him.
Explanation:
True or False? Fourth-degree burns can be caused by too much sun or brief contact with hot objects, hot water, or steam.
Note that it is FALSE to state that Fourth-degree burns can be caused by too much sun or brief contact with hot objects, hot water, or steam.
What is the rationale for the above response?There is no such thing as "fourth-degree" burns. Burns are usually classified into three categories: first-degree, second-degree, and third-degree burns.
First-degree burns affect the outer layer of skin, while second-degree burns affect both the outer layer and underlying layer. Third-degree burns are the most severe and involve damage to all layers of the skin and potentially deeper tissues.
Burns can be caused by exposure to flames, hot liquids, chemicals, or electricity, but excessive sun exposure does not typically result in third-degree burns.
Learn more about burns:
https://brainly.com/question/29538270
#SPJ1
assume that you want to use a particular alloy steel at a particular hardness, what sort of structure and heat treatment will you prescribe to obtain the maximum toughness?
To use a particular alloy steel at a certain hardness, the structure and heat treatment that you prescribe to get the maximum toughness is tempered martensite and slow cooling.
Structure: When the hardness of the alloy steel is to be retained, the preferred structure for maximum toughness is tempered martensite. The amount of tempering and the tempering temperature are adjusted to achieve the desired combination of strength and toughness.
Heat Treatment: To achieve maximum toughness, the heat treatment must be carried out carefully. This means that a slow cooling rate should be used for the steel to be quenched, and the subsequent tempering must be carried out with a cooling rate slow enough to prevent temper embrittlement. Furthermore, the heat treatment should be carried out in such a way that the alloy steel attains the desired hardness.
Know more about alloy steel:
https://brainly.com/question/4655123
#SPJ11
An organization has published applications on its web servers. The applications are accessible to users in the organization when they are authenticated via Active Directory.
What RAS capability will allow the organization's applications to be accessible to users outside of the organization?
Where an organization has published applications on its web servers and the applications are accessible to users in the organization when they are authenticated via Active Directory the RAS capability that will allow the organization's applications to be accessible to users outside of the organization is; "Web Application Proxy"
What is Web Application Proxy?In Windows Server Remote Access, the Web Application Proxy is a role service. It provides reverse proxy capabilities, allowing users to access corporate resources on any device from outside the corporate network.
Web Application Proxy functions in two ways. It enables enterprises to grant end users outside of the company selective access to apps running on servers within the organization. It also acts as a stumbling block between business applications and the Internet.
Learn more about Web Application Proxy:
https://brainly.com/question/13827808
#SPJ1
what type of acquisition is typically done on a computer seized during a police raid?
The type of acquisition that is florida load typically done on a computer seized during a police raid is a forensic acquisition.
A forensic acquisition involves creating an exact copy of the entire hard drive of the seized computer, including all data, files, and system information. This process is done using specialized software and hardware tools to ensure that the copy is exact and that no data is altered or lost in the process. Once the copy is created, investigators can analyze the data and search for evidence related to the crime that led to the seizure of the computer. This type of acquisition is crucial in criminal investigations as it provides investigators with a complete and accurate picture of the information stored on the computer.
Forensic imaging involves creating an exact copy of the computer's storage media (e.g., hard drive), preserving all the data, including deleted and hidden files, without altering the original evidence. This process ensures the integrity and admissibility of the evidence in court.
To know more about florida load visit:
https://brainly.com/question/29647954
#SPJ11
A truck comes to a stop from an initial forward speed of 95 km/hr in a distance of 65 m with uniform deceleration. Determine whether or not the crate strikes the wall at the forward end of the flat bed. If the crate does not strike the wall, enter a value of 0, otherwise, calculate its speed relative to the truck as the impact occurs. The coefficients of friction between the flat bed of the truck and the crate are ms = 0.21 and mk = 0.16. The distance between the crate and the foward end of the flat bed is 3m.
Fmax > F, the crate remains stationary with respect to the truck when the truck comes to a stop. Therefore, vr = 0 m/s,
The data given in the question is as follows:
The initial speed of the truck = 95 km/h = 26.389 m/s
Stopping distance = 65 m
Deceleration = -a distance of the crate from the end of the flatbed = 3m
Coefficient of static friction = μs = 0.21
Coefficient of kinetic friction = μk = 0.16
To determine whether or not the crate strikes the wall at the forward end of the flatbed, we need to find the maximum distance the crate can travel without striking the wall. Let's begin by finding the deceleration of the truck using the first equation of motion,
Final velocity (v) of truck = 0m/s,
Initial velocity (u) of truck = 26.389 m/s,
Distance traveled (s) = 65m,
Deceleration (a) = ?v^2 - u^2 = 2as
a = (v^2 - u^2) / (2s)a
= (0 - 26.389^2) / (2 × 65)
a = -17.26 m/s^2
Now, let's find the maximum distance the crate can travel without striking the wall.
We can find this using the equation of motion,s = ut + 1/2 at^2
where,u = initial velocity of crate = 0m/s,
a = deceleration of truck = -17.26 m/s^2,
t = time taken by truck to stop =?
s = distance traveled by crate = 3m
Using the third equation of motion,v = u + at⇒ 0 = u + at⇒ t = -u/a = 0/17.26 = 0s
Therefore,s = ut + 1/2 at^2= 0 + 1/2 (-17.26) (0)^2= 0
The maximum distance the crate can travel without striking the wall is zero, which means the crate strikes the wall when the truck stops.
Now, let's find the speed of the crate relative to the truck as the impact occurs.
Let, vr = speed of crate relative to truck,
u = initial speed of crate with respect to the truck,
μs = coefficient of static friction between the flatbed and the crate,
μk = coefficient of kinetic friction between the flatbed and crate,
s = distance traveled by the crate before striking the wall.
The maximum force of static friction that can act on the crate before it starts sliding is given by Fmax = μsN
where N = normal force acting on the crate. As the crate is at rest relative to the truck, the normal force acting on the crate is given by, N = mg
where,m = mass of the crate = 5 kg,g
acceleration due to gravity = 9.8 m/s^2
Therefore, N = 5 × 9.8 = 49 N
Now, Fmax = μsN= 0.21 × 49 = 10.29 N
If the maximum force of static friction is less than the force required to keep the crate stationary, the crate will start sliding. The force required to keep the crate stationary is given by
F = mgsinθ
where,θ = angle of inclination of the flat bed to the horizontal.
Now, let's calculate the force required to keep the crate stationary. The angle of inclination of the flatbed is zero, which means the force required to keep the crate stationary is
F = mg × 0 = 0
Since Fmax > F, the crate remains stationary with respect to the truck when the truck comes to a stop.
Therefore, vr = 0m/s, which is the final answer.
To learn more about truck speed relative impact visit: https://brainly.com/question/27803422
#SPJ11
Convenience items like liquid egg are a lot more expensive?
True
Or False
Answer:
True
Explanation:
It's just because of the processing
What do we need to do to get CO2 emissions all the way to zero?
A
turn off the lights more
B
continue to burn fossil fuels
C
develop new technologies, ideas and advances
D
stop all innovation and just use current technologies
Answer:
A key element is powering economies with clean energy, replacing polluting coal - and gas and oil-fired power stations - with renewable energy sources, such as wind or solar farms. This would dramatically reduce carbon emissions. Plus, renewable energy is now not only cleaner, but often cheaper than fossil fuels
Explanation:
here is your answer if you like my answer please follow