Q.

When you rub your hands together very quickly, it produces heat and is called:

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a

Force

b

Friction

c

Gravity

d

Temperature

answer is B.

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Detailed Solution

When a person rubs both hands with each other, then the person feels the warmth in the hands, this happens because when the hands have rubbed force called static friction originates between the hands. While rubbing the hands due to friction heat is produced, due to which the person feels the heat in the hands. Static friction is a type of friction.

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