Acircular-motion addict of mass 81.0 kg rides a ferris wheel around in a vertical circle of radius 10.0 m at a constant speed of 6.10 m/s. (a) what is the period of the motion? what is the magnitude of the normal force on the addict from the seat when both go through (b) the highest point of the circular path and (c) the lowest point?
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If the specific heat of a metal is 0.850 j/g °c, what is its atomic weight?
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Abeam of electrons moves at right angles to a magnetic field of 4.5 × 10-2 tesla. if the electrons have a velocity of 6.5 × 106 meters/second, what is the force acting on the electrons? the value of q = -1.6 × 10-19 coulombs.
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Acircular-motion addict of mass 81.0 kg rides a ferris wheel around in a vertical circle of radius 1...
Physics, 20.01.2020 18:31