5. A 500 kg block is at the top of 30° incline. When it is released, it slides 140 cm

5. A 500 kg block is at the top of 30° incline. When it is released, it slides 140 cm dos
along the incline to the bottom. What will be the speed of the block when it reaches tobottom if the frictional force is 0.9 N? How large is the coefficient of friction?​

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