A) When no force is applied on a body at rest
B) When a large force is applied on a body
C) When a body is rolling on the surface
D) When a body is sliding on the surface
Correct Answer: A
Solution :
Friction is the relative motion between two surfaces in contact. So, a body has zero force of friction when it is at rest, i.e. when no force is applied on it.You need to login to perform this action.
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