A student who weighs 500 n climbed the stairs from the
A student who weighs 500 N climbed the stairs from the firstfloor to the third floor, 15 m above, in 20 sec.
a) How much work did she do?b) What was her power?
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a lumberjack mass 98 kg is standing at rest on one end of afloating log mass 290 kgthat is also at rest the
a 520 g bullet moving at 672 ms strikes a 700g wooden blockat rest on a frictionless surface the bullet emerges
two buckets of sand hang from opposite ends of a rope thatpasses over an ideal pulley one bucket is full and weighs 120
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a student who weighs 500 n climbed the stairs from the firstfloor to the third floor 15 m above in 20 seca how much
a 33 kg block initially in motion is pushed along ahorizontal floor by a force f of magnitude 17 n at an angle
a 10 n force is applied to a wheel with a radius of 3 cmcausing an acceleration of 12 rads2 what is the rotational of
the spacing between certain planes in a crystal is known to be 030nm find the smallest angle of incidence at which
a pair of speakers separated by 0700m are driven by the same oscillator at a frequency of 658 hz an observer originally
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