Physics, asked by yusra25, 10 months ago

give reasons for your answer in a( iv)

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Answered by sarwath32

2

hello dear,

its useful...

hope it helps dear

Answered by ratdna

2

Yes, friction is surely useful when we strike a matchstick to light it.

Friction generates heat. Now, it is only by that heat energy that the matchstick ignites.

Without friction, there would be no heat energy and the matchstick would not light up.

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