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a box of mass 5kg rests on the back of a truck. The coefficient of static friction between the box and the truck is 2/5....

a box of mass 5kg rests on the back of a truck. The coefficient of static friction between the box and the truck is 2/5. The truck moves with acceleration at 3t m/sec^2. At what time does the box begin to slide off the back of the truck?

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Answer #1

eory Let the box 5x3t = begins to slice a tot sec. 2 x5x9.8 ppseade force = format ] 2x9,8 = 1.31 sec

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