Physics, 13.11.2019 03:31 aliviadushane
Train cars are coupled together by being bumped into one another. suppose two loaded cars are moving toward one another, the first having a mass of 1.50×10 5 kg and a velocity of 0.30 m/s i, and the second having a mass of 2×10 5 kg and a velocity of −0.12m/s i. what is the energy lost in this inelastic collision?
Answers: 3
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Velocity is a description of both speed and direction, therefore it - a vector - a force arrow - the same as acceleration - a magnitude
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Oxygen and hydrogen gas are at the same temperature t.what is the ratio of kinetic energies of oxygen molecule and hydrogen molecule if oxygen is 16 times heavier than hydrogen.
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Considering only the earth's rotation, determine how much later the asteroid would have had to arrive to put the explosion above helsinki at longitude 25˚ e? this would have obliterated the city.
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Amoving company collects data about couches they move and displays the data in a table. the force along the ramp, the angle of the ramp, and the height the couch is raised to are shown. which statements correctly compare the work done to move the couches? check all that apply. the same amount of work is done for couches 1 and 3. the same amount of work is done for couches 2 and 3. the work for couch 1 is greater than the work for couch 2. the work for couch 2 is less than the work for couch 3. the work for couch 3 is greater than the work for couch 1. the work for couch 2 is greater than the work for couch 1.
Answers: 1
Train cars are coupled together by being bumped into one another. suppose two loaded cars are moving...
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