Question

Give two examples to show that friction is a foe.​

Answer 1

Answer:

Friction is foe:

(i) Friction causes wear and tear in objects.

(ii) It causes damage to the parts of machines.

(iii) The machines or tools regular maintenance due to which a lot of money is wasted.

(iv) It reduces the speed of moving objects, so more force is required.

(v) It does not allow the free movement of objects.

Explanation:

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Answer 2

Answer:

Friction is foe:

(i) Friction causes wear and tear in objects. (ii) It causes damage to the parts of machines. (iii) The machines or tools regular maintenance due to which a lot of money is wasted. (iv) It reduces the speed of moving objects, so more force is required.

Explanation:

U have asked two Example but i gave u four example. Take any two point which u want.

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