Physics, 25.05.2021 07:40 AmyGonzalez1385
What is the centripetal force for a roller coaster if the mass is 10 kg and the normal force is 25 N?
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Aball tossed vertically upward from the ground next to a building passes the bottom of a window 1.8 s after being tossed and passes the top of the window 0.20 s later. the window is 2.0 m high from top to bottom. what was the ball's initial velocity? the unit vector j^ is directed upward. how far is the bottom of the window from the launch position? how high does the ball rise above the launch position?
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Four friends, a, b, c, and d are standing varying distances away from a speaker which is producing sound waves.
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Estimate the magnitude of the electric field due to the proton in a hydrogen atom at a distance of 5.29×10 to the power of −11 m, the expected position of the electron in the atom.
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What is the centripetal force for a roller coaster if the mass is 10 kg and the normal force is 25 N...
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