Physics, 07.01.2020 06:31 tantoine2704
Ameter stick is held vertically with one end on the floor and is then allowed to fall. find the speed of the other end when it hits the floor, assuming that the end on the floor does not slip. (hint: consider the stick to be a thin rod and use the conservation of energy principle.)
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The astronauts on the space shuttle flights experienced an acceleration of 29 m/s2 (about 3 "g's") during lift-off. what upward force must the astronaut's seat apply to the astronaut in order to cause this acceleration? assume the astronaut's mass is 70 kg, and compute this force when the acceleration is near the earth's surface so their weight equals latex: mg m g .
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Ameter stick is held vertically with one end on the floor and is then allowed to fall. find the spee...
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