a) A ball is rolling on a road towards the south. what will be the direction of frictional force acting on it?
b)Give two examples to show that heat is produced during friction.
c) Explain why objects moving in fluids must have special shapes.
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Answers
Answered by
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Explanation:
A) Because every friction force is always opposite . The ball is moving in the south the friction force will applied opposite means towards the north
Answered by
4
Answer:
1) The ball which is rolling the friction is always in opposite direction.
Explanation:because friction always oppose the thing which body rolling in which direction.
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