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Verizon [17]
2 years ago
9

What type of friction present when you wrench on a car?

Physics
1 answer:
dlinn [17]2 years ago
4 0

Answer:Rolling friction is friction that acts on objects when they are rolling over a surface. Rolling friction is much weaker than sliding friction or static friction. This explains why most forms of ground transportation use wheels, including bicycles, cars, 4-wheelers, roller skates, scooters, and skateboards.

Explanation:

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Two hoops, starting from rest, roll down identical inclined planes. The work done by nonconservative forces, such as air resiste
Maurinko [17]

Answer: both hoops have the same kinetic energy at the bottom of the incline.

Explanation:

If we assume no work done by non conservative forces (like friction) , the total mechanical energy must be conserved.

K1 + U1 = K2 + U2

If both hoops start from rest, and we choose the bottom of the incline to be the the zero reference level for gravitational potential energy, then

K1 = 0 and U2 = 0

⇒ ΔK = ΔU = m g. h

If both inclines have the same height, and both hoops have the same mass m, the  change in kinetic energy, must be the same for both hoops.

6 0
3 years ago
Silicon (chemical symbol Si) is located in Group 14, Period 3. Which is silicon
VARVARA [1.3K]

Answer:

I dont know lol sorry ddhd

3 0
2 years ago
CAN someone help ASAP?
lyudmila [28]

Answer:someone help me

Explanation:

7 0
2 years ago
________ is the average kinetic energy of each atom.<br><br> radiation<br> temperature<br> potential
SSSSS [86.1K]
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8 0
3 years ago
2. A _______ is a device used to measure the intensity of electromagnetic waves, such as light waves and radio waves. A. baromet
kramer

Answer: it is C

The thermistor

Explanation:

 Thermistors (temperature-sensitive, or thermal, resistors) are used as temperature-measuring devices and in electrical circuits to compensate for temperature variations of other components. They are also used to measure radio-frequency power and radiant power, such as infrared and visible light.

To measure the intensity of the electromagnetic wave after knowing the frequency, we can calculate it by using fast fourier transformations (FFT).

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3 years ago
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