Question

when do we speak of sliding friction ?​

Answer 1

Answer:

We generally speak of sliding force when we want to resist another body. actually the fictional force which opposes the actual relative sliding motion between two contact surface. sliding force intend to stop an object from moving

Explanation:

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Answer 2

We generally speak of sliding force when we want to resist another body. actually the fictional force which opposes the actual relative sliding motion between two contact surface. sliding force intend to stop an object from moving.14-Sep-2016