A hydraulic lift raises 1140 kg car through a height of 2.4 m. What is the potential energy
stored in the car?

The absolute maximum shear stress will occur at : Point A

Shear stress is a force that cause deformation of a material via slippage along planes which are parallel to each other.

From the diagram the shear stress distribution is parabolic in nature therefore the absolute maximum shear stress will occur at points A and C of the diagram.

The shear stress appears maximum at point A due to the shear force and torque

Hence we can conclude that the absolute maximum shear stress will occur at Point A

Learn more about shear stress : https://brainly.com/question/11819849

Attached below is the missing image related to your question

Answer:

the correct answer is :

heat produced = I^2RT

The type of stored energy that is transferred by burning fuels is chemical energy. Chemical energy is a form of potential energy that is stored within the chemical bonds of substances, such as the molecules of fuels. When fuels undergo combustion, such as the burning of gasoline, the chemical bonds within the fuel molecules are broken, and new bonds are formed.

During this chemical reaction, energy is released in the form of heat and light. The released energy is a result of the conversion of the potential energy stored in the chemical bonds of the fuel into other forms of energy, primarily thermal energy. This thermal energy can then be harnessed and used for various purposes, such as heating, generating electricity, or powering engines.

The process of burning fuels involves the oxidation of the fuel molecules, where they react with oxygen from the air. This reaction releases the stored chemical energy and converts it into thermal energy. The combustion process is exothermic, meaning it releases energy in the form of heat.

It's important to note that burning fuels also produces other byproducts, such as carbon dioxide and water vapor. These byproducts result from the chemical reactions occurring during combustion but do not directly represent the transfer of stored energy. The primary transfer of stored energy in the burning of fuels occurs through the conversion of chemical energy to thermal energy.

To know more about Energy visit-

brainly.com/question/1932868

#SPJ11

Answer:

एकच

Explanation:

डॉ बाळगू गमच दाखल सकाळी एकदिवसीय

Explanation:

the wave model of electromagnet

Note that the sentences with the blank spaces are completed as follows;

The periodic table, commonly known as the periodic table of elements, is an arrangement of chemical elements in rows and columns. It is frequently utilized in chemistry, physics, and other disciplines, and is widely regarded as a chemical icon. Because of the arrangement of the elements, it is known as the periodic table.

The periodic table is important because it is arranged to give a wealth of information on elements and their relationships to one another in a single reference.

The table may be used to forecast the characteristics of all elements, even those yet to be found.

Learn more about Periodic Table;
https://brainly.com/question/11155928
#SPJ1

Which of the following statements about photons is false?

a photon of visible light cannot pass through the atmosphere of the earth, and thus cannot be seen at the earth's surface.

Photons are elementary particles that make up light. Before Einstein posited that light was made up of something called quanta, light was thought of as an electromagnetic wave in general. Through experiments using the Mach-Zehnder Interferometer, it was found that light consists of a collection of quanta which are now referred to as photons. Photons are as waves as well as matter. Proving that photons are matter was obtained from Einstein's ideas about the photoelectric effect.

Ef = h. v

Where Ef is the photon energy, h is Planck's constant and v is the photon frequency.

The photoelectric effect is a process of interaction between gamma radiation and matter where photons hit electrons in a material and these electrons are scattered into photoelectrons. This phenomenon is the beginning of the definition that photons are waves and particles. The mechanism is that when a photon with a relatively low energy (< 400 keV) hits a material, the photon beam will send all of its energy to the electrons with the highest binding energy to the atoms of a material. In general, this interaction occurs in K shell electrons because of the high binding energy compared to other shells. However, because photons are probabilistic, there may be interactions with electrons in the L, M shells and so on.

Learn more about photons at https://brainly.com/question/20912241.

#SPJ4

The magnetic Lorentz force, which has a magnitude and direction, is applied to an electron with a direction and velocity. Magnetic fields are created by electric charges moving.

Other moving charges are subject to magnetic fields' forces. The magnetic Lorentz force is the influence a magnetic field has on a charge q travelling at a velocity v.

In honour of Dutch physicist Hendrik A. Lorentz, the electromagnetic force F acting on the charged particle as a whole is referred to as the magnetic Lorentz force and is calculated using the formula F = qE + qv B. The electric field is responsible for the first phrase. The magnetic field and velocity are both perpendicular to the direction of the second term, which is the magnetic force.

Learn more about magnetic Lorentz force here

https://brainly.com/question/13791875

#SPJ4

The girl encounters a 9100 N average force to the west.

The interaction between two things or between an object and its surroundings is characterized by force, a physical quantity. It can be explained simply as the push or pull that one item applies to another.

An object's mass (m) multiplied by its velocity (v) will give it momentum (p):

p = mv

The girl's initial momentum is:

To the East, p1 = (35 kg)(4.5 m/s) = 157.5 kg*m/s

The girl strikes the tree and rebounded with a speed of 3.3 m/s to the west. Her final momentum (p2) can be found as follows:

To the West, p2 = (35 kg)(-3.3 m/s) = -115.5 kg*m/s

Thus, the girl's change in momentum (∆p) is: ∆p = p2 - p1 = -115.5 kgm/s - 157.5 kgm/s = -273 kg*m/s to the West.

We are aware that the time spent interacting with the tree was 0.03 seconds. Hence, using the impulse-momentum theorem, the girl's average force (F) can be calculated as follows:

F = Δp / Δt

F = (-273 kg*m/s) / (0.03 s) = -9100 N to the West

The force is acting in the opposite direction to the girl's starting velocity, which is to the east, as indicated by the force's negative sign. As a result, the girl encounters a 9100 N average force to the west.

To know more about force, visit:

brainly.com/question/13191643

#SPJ1

Answer:

Shangdi or A: Di

Explanation:

Shangdi was considered to be the supreme deity during the Shang dynasty (1600–1046 century BCE), but during the Zhou dynasty (1046–256 BCE) he was gradually supplanted by heaven (tian).

Answer:

The collision is inelastic

Explanation:

There are two kinds of collision; elastic collision and inelastic collision. In an elastic collision, both momentum and kinetic energy are conserved.

However, in an inelastic collision, kinetic energy is not conserved. So, when the bumper of two cars collide, the cars come to a stop because the collision is inelastic.

Answer:

Precipitation formed

Temperature change

fizzing and hissing

bubbles

change in state

Explanation:

Answer:

Precipitation formed

Temperature change

fizzing and hissing

bubbles

change in state

Explanation:

Answer:

\(136.28\ \text{s}\)

19.08 m/s or 68.688 km/h

Explanation:

a = Aceleración = \(0.14\ \text{m/s}^2\)

s = Desplazamiento = \(1.3\ \text{km}=1300\ \text{m}\)

u = Velocidad inicial = 0

t = Tiempo empleado

De las ecuaciones cinemáticas obtenemos

\(s=ut+\dfrac{1}{2}at^2\\\Rightarrow 1300=0+\dfrac{1}{2}\times 0.14t^2\\\Rightarrow t=\sqrt{\dfrac{1300\times 2}{0.14}}\\\Rightarrow t=136.28\ \text{s}\)

El tiempo necesario para recorrer una distancia de 1,3 km es \(136.28\ \text{s}\)

\(v^2-u^2=2as\\\Rightarrow v=\sqrt{2as+u^2}\\\Rightarrow v=\sqrt{2\times 0.14\times 1300+0}\\\Rightarrow v=19.08\ \text{m/s}=19.08\times 3.6=68.688\ \text{km/h}\)

La velocidad final del automóvil es 19.08 m/s so 68.688 km/h.

Most red galaxies, which are often elliptical galaxies, can be found in the red sequence. Most blue galaxies, the majority of which are spirals, are found in the blue cloud in Magnitude-color diagram.

The green valley, which contains some red spirals, is a sparsely populated area that lies between the two distributions. Magnitude-color diagram of the galaxy Three populations are shown in this fictitious galaxy Magnitude-color diagram: the red sequence, the blue cloud, and the green valley. The absolute magnitude (a metric of luminosity) and mass of galaxies are related, as seen by the galaxy color-magnitude diagram.

The absolute magnitude (a metric of luminosity) and mass of galaxies are related, as seen by the galaxy color-magnitude diagram. Eric, provided a preliminary explanation of the three sections of this graphic in 2003.

Learn more about galaxies here

https://brainly.com/question/14602132

#SPJ4

The height of the bridge above the water is 12.1 m. The given information are,The initial velocity of the stone, u = 10 m/sThe final velocity of the stone, v = 30 m/s. Using the formula for velocity change, we can find the time taken by the stone to travel from the initial velocity to final velocity.

V = u + gtt = (v - u) / g Here, g = acceleration due to gravity = 9.8 m/s²= (30 - 10) / 9.8= 2.04 s The height of the bridge above the water is given by the formula, s = ut + 1/2 gt² Substitute the values and get the answer. s = 10 × 2.04 + 1/2 × 9.8 × (2.04)²= 20.4 + 21.7= 42.1 m. The height of the bridge above the water is 42.1 m.

The stone narrowly misses the bridge on the way back down. Therefore, the height of the bridge is equal to the maximum height of the stone from the point of projection to the highest point it reaches. So, the height of the bridge above the water = maximum height of the stone = 42.1 - 30= 12.1 m Thus, the height of the bridge above the water is 12.1 m.

To know more about formula visit:

https://brainly.com/question/30337340

#SPJ11

Answer:

0.616

Explanation:

hve a wonderful weekend :) stay safe

Answer:

C. Test to see if your material is strong and works well.

True, If a small rock is released from rest at point a near an asteroid, the rock will start accelerating towards the asteroid due to the force of gravity.

Gravity is a fundamental force that exists between any two objects in the universe that have mass. According to Newton's law of gravitation, the force of gravity between two objects is directly proportional to their masses and inversely proportional to the square of the distance between them.

The formula for calculating the force of gravity between two objects is:

F = G * (m1 * m2) / r^2

The force of gravity depends on the masses of the objects and the distance between them. Therefore, the small rock will experience an attractive force towards the asteroid and will start accelerating towards it.

Learn more about  force of gravity here: https://brainly.com/question/2537310

#SPJ1

In this experiment, the time of an hour in this experiment is a control variable.

In an experimental setup, a control is a standard against which the results of the other variables are compared. It is used to establish a baseline or reference point. In this case, the experiment aims to measure the warmth of the air in each box after being placed in the sun for an hour. The purpose of the experiment is to compare the warmth in different boxes made of different materials.

The time of an hour is kept constant and is not manipulated or changed throughout the experiment. It serves as a control to ensure that all boxes are exposed to the same duration of sunlight. By keeping the time constant, any differences in the warmth of the air in the boxes can be attributed to the material of the boxes rather than the duration of exposure to sunlight.

Therefore, the time of an hour in this experiment is a control variable.

To know more about time, visit;
https://brainly.com/question/479532
#SPJ11

In free-fall motion the velocity is given by the following equation of motion:

Where:

Therefore, the velocity increases linearly with time. This happens if the object encounters no air resistance. In the case that there is air resistance the object will reach a terminal velocity.

In the case of distance, this is given by the following equation:

This means that the distance increases with time following a parabolic function.

Answer:

Below :)

Explanation:

It is the powerhouse of the cell and creates chemical energy.

Answer: C. Inherited traits carry the instructions for individual genes.

Explanation: bejewels I know stuff. ☆ - ~ hope this helps

At the lowest point of her swing, she can withstand a maximum speed of 10.78 m/s.

Given that,

Mass of the carpenter = 61.7 kg

Length of the rope = 11.5 m

Capable force = 1229 N

Centripetal force acting on the body,

F = mv²/r = (61.7× v²)/11.5 = 5.37 v²

Gravitational force acting on her is

F = m × g = 61.7 × 9.81 = 605.28 N

By summing up gravitational and centripetal forces to get the total available force,

5.37 v² + 605.28 = 1229

5.37 v² = 623.72

v² = 116.15

v = 10.78 m/s

Hence, the maximum speed at the low point of her swing is 10.78 m/s.

To know more about speed:

https://brainly.com/question/29794453

#SPJ4

Answer:

First one: False. Second one: decrease. Third one: decreased

Explanation:

For the first one, potato chips will make the floor more slippery than just regular tile. Second one, if the force holding the 2 things together decreases, the friction will decrease as well. For the third one, if water is over the floor, it makes it even more slippery.

Hope this helps!

Answer:

1:False 2:Decrease 3:Decrease

This reduces the force of the impact on the egg, limiting the amount of damage it receives.

What is force ?

Force is an influence that can cause a change in the motion, direction, or shape of an object. It is a vector quantity, meaning it has both magnitude and direction. Forces are a result of interactions between objects, and can either be a push or a pull.

Force can cause an object to accelerate, decelerate, or remain in its current state of motion. Examples of forces include gravity, friction, electromagnetism, and the normal force. Force is measured in units of Newtons (N).

To learn about more force .

https://brainly.com/question/12970081

#SPJ1

As air passes through a venturi, the pressure decreases in the throat where the velocity is highest and increases again as the air moves away from the constriction.

As air passes through a venturi, both the pressure and velocity of the air undergo changes. The venturi effect, named after the Italian physicist Giovanni Venturi, describes the relationship between the velocity and pressure of a fluid as it flows through a constricted section of a pipe.

In a venturi, the cross-sectional area of the pipe decreases in the narrowest region, known as the throat, and then expands again to its original size. This change in cross-sectional area leads to changes in pressure and velocity.

Pressure: According to Bernoulli's principle, as the air flows through the narrower region of the venturi, the velocity of the air increases. According to the principle, an increase in fluid velocity leads to a decrease in pressure. Therefore, the pressure of the air decreases in the throat of the venturi where the velocity is the highest. As the air moves away from the throat and returns to a wider cross-sectional area, the velocity decreases, and the pressure increases again, returning to its original value.

Velocity: As the air passes through the narrower region of the venturi, the cross-sectional area decreases. According to the principle of conservation of mass, the mass flow rate remains constant for an incompressible fluid like air. Since the cross-sectional area decreases in the throat, the velocity of the air must increase to maintain the same mass flow rate. As the air moves away from the throat and enters the wider section of the venturi, the cross-sectional area increases, causing the velocity to decrease and return to its original value.

In summary, as air passes through a venturi, the pressure decreases in the throat where the velocity is highest and increases again as the air moves away from the constriction. Simultaneously, the velocity of the air increases in the narrower region and decreases as the air returns to a wider cross-sectional area. This phenomenon allows venturis to be used in various applications, such as flow measurement, fluid mixing, and atomization.

Learn more about velocity here

https://brainly.com/question/80295

#SPJ11

Answer:

The frequency of a wave is the number of waves that pass by each second, and is measured in Hertz (Hz).

Explanation:

May I have Brainliest please? My next rank will be the highest one: A GENIUS! Please help me on this journey to become top of the ranks! I only need 10 more brainliest to become a genius! I would really appreciate it, and it would make my day! Thank you so much, and have a wonderful rest of your day!

.How far objects are clearly visible by the eyes is known as the far point. The point where objects appear clearly without strain is known as the near point. In the question, the near point is 20 cm from the eye and the far point is at infinity, which means it can see up to infinity distance. Hence, the range of Anna's vision is 1.

To calculate the power of the eye lens, we use the following formula:

The refractive power of the eye = 1/f

where f is the focal length of the eye lens.2. Far point of the eye, the image is formed at the retina, therefore,

f = 20 mm = 0.02 m  = 1/f = 1/0.02 m = 50 D3.

Near the point, the image is formed at a distance of 20 cm from the eye lens.

To calculate the focal length:

f = 20 cm = 0.2 mf = 1/f = 1/0.2 m = 5 D4.

Range of Anna's vision = Refractive power of eye at the near point - Refractive power of eye at the far point

= 5 D - 50 D= -45

Thus, the range of Anna's vision is -45 D.

#SPJ11

to learn more about refractive power : https://brainly.com/question/25164545

The number of secondary turns is 30, and the efficiency of the transformer is 99%. The correct option is B.

To find the number of secondary turns, we can use the transformer turns ratio formula:

Np/Ns = Vp/Vs

where Np is the number of primary turns (600), Ns is the number of secondary turns, Vp is the primary voltage (240 V), and Vs is the secondary voltage (12 V).

600/Ns = 240/12
Ns = 600 * (12/240) = 30 turns

To find the efficiency of the transformer, we first calculate the power in the primary and secondary coils.

Power in primary coil (Pp) = Voltage in primary coil (Vp) × Current in primary coil (Ip)
Pp = 240 V × 0.60 A = 144 W

Power in secondary coil (Ps) = Power rating of the lamp = 120 W

Efficiency = (Power in secondary coil / Power in the primary coil) × 100
Efficiency = (120 W / 144 W) × 100 ≈ 99%

To know more about the transformer, click here;

https://brainly.com/question/31663681

#SPJ11

The ideal gas law is the equation that expresses the relationship between pressure, volume, temperature, and the number of moles of a gas.

The ideal gas law formula is expressed as PV = nRT where P is pressure, V is volume, n is the number of moles, R is the ideal gas constant, and T is temperature.

The ideal gas constant (R) has a value of 8.314 J/(mol.K).

Given data:

STEP 1: Temperature 1 (T1) = 455.0 K Temperature 2 (T2) = 405.0 K Energy (E) = -831 J Number of moles (n) = ?

STEP 2: The change in temperature of the ideal monatomic gas (ΔT) is given by: ΔT = T2 - T1ΔT = 405.0 K - 455.0 KΔT = -50 K

STEP 3: The specific heat capacity of an ideal monatomic gas at constant volume (CV) is 3/2 R.

Calculating the work done (W) on the gas; W = -CVΔTWe have, CV = 3/2 R and ΔT = -50 K. Substituting the values of CV and ΔT; W = - (3/2 R) (-50 K)W = 75 R J

Calculating the number of moles (n) of the ideal monatomic gas; n = -E/W Substituting the values of E and W; n = - (-831 J) / (75 R J)n = 11.08 mol Therefore, there are approximately 11 moles of the ideal monatomic gas in the given sample.

To learn more about monatomic gas :

https://brainly.com/question/30548373

#SPJ11

Answer:

gas

Explanation:

PLS MAKE ME AS BRAINLIST