Recent content by DaRotot

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    K Physics: How much work is done by friction on a sliding block?

    A 2.3-kg block slides down a plane (inclined at 43degrees with the horizontal) at a constant speed of 3.3 m/s. At what rate is the frictional force doing work on the block?
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    Tension in String of 5.5kg Object in Accelerating Elevator

    A 5.5-kg object is suspended by a string from the ceiling of an elevator that is accelerating downward at a rate of 2.5 m/s^2 What is the tension in the string?