Physics, 28.10.2020 16:40 justarando
"Find the net work W done by friction in pulling the board directly from region 1 to region 2. Assume that the board moves at constant velocity."
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When the displacement of a mass on a spring is 12a the half of the amplitude, what fraction of the mechanical energy is kinetic energy? at what displacement, as a fraction of a, is the mechanical energy half kinetic and half potential?
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Physics, 22.06.2019 17:20
Scientific models are based on current knowledge, which can limit their effectiveness when new discoveries are made.
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Physics, 22.06.2019 23:30
The power exerted by a muscle is the product of the force exerted and the velocity of contraction. the area of which of these shaded regions represents the power exerted while a weight is lifted at maximum speed?
Answers: 2
"Find the net work W done by friction in pulling the board directly from region 1 to region 2. Assum...
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