Assertion: Pushing an object on a glass surface is easier than pushing an object on a wooden surface. Reason: Frictional force depends on the roughness of two surfaces in contact.Magnetic force is a contact force (state true or false)
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When you push there is one component of force that adds to the weight of the body and hence there is more friction. When you pull the vertical component of force is against the weight of body and hence there is less overall friction. So it is easy to pull than push anobject.
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Explanation:
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