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a 175 kg blcok is at rest on a ramp of height h when the block is released it slides without friction to the bottom of
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an optometrist prescribes contact lenses that have a focal length of 500cm are the lenses converging or diverging is
if you are watching a football game from the end of a large stadium what size will be the image of the football l03m on
diagram and describe the motion of a charged particle in a uniformmagnetic field when the particle is launched with a
suppose you are looking down at the earth from inside a jetliner flying at a cruising altitude of 10000m the pupil of
a wire carries a current of 10a in the xdirection in a uniform magnetic field of 40t find the magnitude of the force
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there is a uniform electric field for regions near the surface of the earth equal to -150 nc k it is directed toward