Physics, 30.06.2021 03:10 JvGaming2001
A 55-kg block, starting from rest, is pushed a distance of 5.0 m across a floor by a horizontal force Fp whose magnitude is 140 N. Fp is parallel to the displacement of the block. The final speed of the block is 2.35 m/s.
a) How much work was converted to thermal energy? What work did friction do on the box?
b) What is the coefficient of friction?
Answers: 3
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A 55-kg block, starting from rest, is pushed a distance of 5.0 m across a floor by a horizontal forc...
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