Give 3 examples of desirable and undesirable effects of friction
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Give 3 examples of desirable and undesirable effects of friction
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Answer:
Desirable effects of friction are : 1. It helps us in movement. walking is just not possible without friction.
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Undesirable effects of friction are :
1)Friction produces a lot of heat.
2)Friction causes wear and tear of objects.
3)To overcome friction a lot of energy is wasted.
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