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प्रश्न
Tick the most appropriate answer.
Friction produces
विकल्प
heat
change of state
electricity
pressure
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उत्तर
heat
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संबंधित प्रश्न
Suppose your writing desk is tilted a little. A book kept on it starts sliding down. Show the direction of frictional force acting on it.
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Answer the following in a word or two or in a sentence.
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Rolling friction is ............. than sliding friction.
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Friction is a type of .................
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Whenever the surfaces in contact tend to move or move with respect to each other, the force of friction comes into play
Friction depends on the ______ of two surfaces in contact.
Analogy
Objects placed at rest on earth: ______:: Bodies slide over the surface on other body: ______.
