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Statement -1: A horse can pull a cart on a horizontal surface only if it exerts force greater than limiting static friction. Statement-2: An external force exceeding limiting friction is required to make a block slide on rough horizontal surfaceA. Statement-1 is true, statement-2 is true and statement-2 is correct explanation for statement-1.B. Statement-1 is true, statement-2 is true and statement-2 is NOT the correct explanation for statement-1.C. Statement-1 is true, statement-2 is false.D. Statement -1 is false, statement -2 is true. |
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Answer» Correct Answer - D In case of horse pulling the cart friction between wheels and surface is static (lt limiting static friction). In case of block, block moves only when applied force exceeds limiting friction |
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