Which of the following would NOT have to be cleaned after each use?
Ο Α.
cuticle pushers
ОВ.
towel warmer
OC. paddle brush
OD.
nail brush

Answer:

Yes

Explanation:

Tools in a automotive shop cam cause damage to the environment.

Answer:

all the above

Explanation:

Answer:

I believe the answer is C, gold watch bands

Explanation:

Answer:

axonomeritric projection

this is the right answer

hope this is helpful

Answer:

the diameter of the Sun is approximately 1.392 million kilometers.

Explanation:

To find the diameter of the Sun, we can use the formula:

diameter = 2 x distance x tan(angle/2)

where distance is the distance between the Sun and the Earth, angle is the subtended angle of the Sun, and tan is the tangent function.

Substituting the values given, we get:

diameter = 2 x 150000000 km x tan(32'/2)

diameter ≈ 1.392 x 10^6 km

Therefore, the diameter of the Sun is approximately 1.392 million kilometers.

Answer:

The 19th century bikes had a big wheel and a little wheel. Today both wheels are equal in size

Explanation:

Electric motors are mechanical energy converters that typically produce rotating motion from electrical energy. They can be summed up as machines that produce motive power through the usage of electricity.

Electric motors not only offer a straightforward and effective way to produce high levels of drive output, but they are also simple to scale down, making it possible to incorporate them into other pieces of machinery and equipment. They are used in a wide range of applications in both industry and daily life as a result.

Among the many 19th-century scientists who contributed to the creation and advancement of electric motors, the British scientist Michael Faraday is acknowledged as having had a particularly significant impact. Faraday carried out a successful experiment in 1821 in which he used a magnet and a magnetic field produced by an electric current to turn a wire.

Therefore, Electric motors are mechanical energy converters that typically produce rotating motion from electrical energy. They can be summed up as machines that produce motive power through the usage of electricity.

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The statement made by Technician A is inaccurate. The hybrid car's electric propulsion system does not boost the idle speed of the internal combustion engine.

Rather than idling the engine, the electric motor is usually able to supply power when the vehicle is at a standstill or moving at a slow pace, thus resulting in reduced or eliminated engine idle needs.

The accuracy of Technician B's statement is somewhat accurate. Hybrid cars' regenerative braking systems efficiently accumulate the energy released during deceleration, converting it into electrical energy and storing it in the battery.

The system's responsibility of reducing the vehicle's speed can actually diminish the wear on usual brake components, rather than intensifying it. The reason for this is that the vehicle requires lower levels of friction when the regenerative braking is actively assisting in decelerating.

Both Technician A and Technician B are partly erroneous in their assertions.

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Answer:

The Designed World

Science not only explains the natural world, but the world we've designed around us as well. Science's goal is to explain everything, after all.

The natural world includes plants and animals, soil, rocks, water, and air. Things can be described, compared, and classified on the basis of their characteristics. Nature includes living and nonliving things. Living things need food, water, air, and shelter, and can move, grow, and reproduce.

Explanation:

Fast-moving particles assist in transferring thermal energy to a cup after hot tea is poured into by colliding with slow-moving particles.

Thermal energy is also referred to as heat and it can be defined as a form of energy that is transferred from one physical object to another, especially due to a difference in temperature.

During the process of heat conduction, thermal energy is primarily transferred between objects with different degrees of temperature and materials that are directly in contact with each other but differ in their ability to either accept or donate electrons.

Additionally, thermal energy is generally transferred from a hotter object (body) to a cooler one, provided that there is no external work done.

In conclusion, fast-moving particles assist in transferring thermal energy to a cup after hot tea is poured into by colliding with slow-moving particles.

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Answer: ✔B.) They collide with slow-moving particles.

Explanation:

We can see here that the law of resistivity, also known as Ohm's law, states that the electrical resistance of a conductor is directly proportional to its resistivity and length, and inversely proportional to its cross-sectional area.

The Law of resistivity can be mathematically represented as:

R = ρ × (L / A)

Where:

R is the electrical resistance of the conductor,

ρ (rho) is the resistivity of the material,

L is the length of the conductor, and

A is the cross-sectional area of the conductor.

The resistivity (ρ) is a characteristic property of a material that quantifies its ability to resist the flow of electric current. It depends on the nature of the material, its temperature, and sometimes its purity. Resistivity is measured in ohm-meters (Ω·m).

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Tensile strength is the amount of force necessary to absorb collision energy. Hence option B is correct.

Tensile strength is defined as the maximum load a material can bear without breaking when it is stretched, divided by the material's initial cross-sectional area. The attribute of materials known as ultimate tensile strength is crucial in determining how mechanically effective they are.

Collision energy is defined as an important factor that impacts the informational content of beam-type collision-induced dissociation tandem mass spectrometry spectra, and the effective identification of peptides and proteins in MS-based proteomics depends greatly on the parameter's optimal selection.

Thus, tensile strength is the amount of force necessary to absorb collision energy. Hence option B is correct.

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Answer:

A

Explanation:

It just makes sense

Answer:

oh I am sorry I can't understand your question.

Answer:

I think true

Explanation:

Well I mean...we cant see the future. Certain things will be achieveable in different ganerations like going on mars

Answer:

The duty to design an efficient and functional building foundation typically falls under the responsibility of a civil engineer

Civil engineers are responsible for designing and constructing the foundation of a building. They have the expertise and knowledge to analyze the soil conditions, the load-bearing capacity required, and the type of foundation that is most appropriate for the specific structure. They are trained to design foundations that will ensure the stability and safety of the building for its intended use.

While architects play an important role in designing the overall aesthetics and functionality of a building, they are not typically trained in the technical aspects of foundation design. Contractors and masons, on the other hand, are responsible for executing the construction process, but they are not necessarily equipped to design the foundation.

Therefore, it is the duty of a civil engineer to design an efficient and functional building foundation to ensure the long-term stability and safety of the structure.

Answer:

a is the answer      

Explanation:

Answer:

The outer tube of the pump is drawn with solid lines because it represents the visible edges of the object, which are the most important and prominent features of the drawing. Solid lines are used to indicate visible edges, while other types of lines such as dashed or dotted lines are used for hidden or construction lines that are not meant to be seen in the final drawing.

Explanation:

When drawing an object, it's important to distinguish between the visible edges and the hidden or construction lines. The visible edges are the lines that represent the outer contour or silhouette of the object, which define its shape and form. In the case of the bicycle pump, the outer tube is the most prominent and recognizable feature of the pump, so it's drawn with solid lines to emphasize its importance and to make it stand out from the other parts of the pump.

On the other hand, the hidden or construction lines are used to guide the drawing process, to show the internal structure or components of the object, or to indicate the position of other features that are not visible from the current viewpoint. These lines are usually drawn with dashed or dotted lines to distinguish them from the visible edges and to avoid confusion.

By using different types of lines, the artist can create a clear and accurate representation of the object, with all the relevant information conveyed in a concise and understandable way. This is especially important in technical or scientific drawings, where precision and clarity are essential for conveying complex ideas or designs.

The voltage drop be when running this heater is 13.508 Volts.

Given the following data:

To determine the voltage drop be when running this heater:

First of all, we would calculate the amount of current that is flowing through this heater.

Mathematically, current is given by this formula in accordance with Ohm's law:

\(I=\frac{P}{V}\)

Where:

Substituting the given parameters into the formula, we have;

\(I=\frac{1265}{115}\)

Current, I = 11 Amperes.

Note: The resistance of a 14-gage copper wire at 1000 feet is 3.07 Ohms.

For the voltage drop:

Mathematically, the voltage drop is given by this formula in accordance with Ohm's law:

\(V=IR\\\\V=2 \times length \times I \times \frac{R}{1000} \\ \\V=2 \times 200 \times 11 \times \frac{3.07}{1000}\\\\V=4400 \times 0.00307\)

Voltage drop = 13.508 Volts.

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Answer:

Use a higher power heater

Explanation:

It is true that there are some sections of the SDS that are not mandatory. The correct option is A.

A Safety Data Sheet (formerly known as a Material Safety Data Sheet) is a detailed informational document prepared by a hazardous chemical's manufacturer or importer. It describes the product's physical and chemical properties.

Because this information is regulated by other agencies, OSHA will not enforce Sections 12 through 15 (29 CFR 1910.1200(g)(2)). Employers must make SDSs readily available to employees.

Thus, the correct option is A, means the given statement is true.

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Answer:

The answer is no

Explanation:

Biomedical engineers may need to dilute solutions for several reasons. One common reason is to adjust the concentration of a particular substance to a desired level for experimental or clinical purposes.

Dilution allows for precise control over the concentration of a solution, enabling researchers or healthcare professionals to study the effects of different concentrations of substances on biological systems.

In biomedical engineering, dilution is often employed when working with drugs or therapeutic agents. By diluting a concentrated drug solution, engineers can create different dosages suitable for specific applications. This is crucial for ensuring patient safety and achieving desired therapeutic outcomes.

Additionally, dilution is necessary for calibration and quality control purposes in biomedical engineering. Diluting stock solutions of known concentrations can generate a range of standard solutions used to calibrate instruments, verify measurement techniques, or assess the accuracy of analytical methods.

Dilution plays a critical role in ensuring accurate and reliable data collection, analysis, and experimentation within the field of biomedical engineering.

In summary, dilution is an essential technique for biomedical engineers as it allows them to control the concentration of substances, customize drug dosages, and maintain accuracy in calibration and quality control processes, all of which are vital for research, development, and healthcare applications.

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Answer:

25°

Explanation:

At the factory, a standard cold chisel are ground to 25° which is appropriate for the various works performed by a chisel. However, A chisel with a 30° cutting edge is advisable to users because it will help the edge to last longer.

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