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A block of mass 10-kg is released from rest on a rough slope inclined to the horizontal at an angle of 30 degrees. The coefficient

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A block of mass 10-kg is released from rest on a rough slope inclined to the horizontal at an angle of 30 degrees. The coefficient of friction is 0.5. Find the acceleration of the block.A block of mass 5-kg is released from rest on a rough slope inclined to the horizontal at an angle of 20 degrees. The block accelerates at 2m/s^2. Find the value of the coefficient of friction

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