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2.) A block of mass 5 kg is kept on a rough horizontal surface. When a horizontal forceof F newton is applied to the body, it gets an acceleration of 6 m/s2. But when thehorizontal force is doubled, it gets an acceleration of 17 m/s? What is the coefficientof friction between the block and the horizontal surface ? (g 10 m/s)(2) 0.3(3) 0.4(4) 0.5

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