Physics, 21.02.2020 15:41 alejandra216
Explain how work is done when a ball impacts with the ground.
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What do you think car designers do if the damage caused by a crash test is too severe?
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Acar travels in reverse. it covers 150 meters in 12 seconds what is the velocity of the car what is the speed of the car
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Arigid tank is divided into two equal parts by a partition. one part of the tank contains 3 kg of compressed liquid water at 400 kpa and 60°c while the other part is evacuated. the partition is now removed, and the water expands to fill the entire tank. determine the entropy change of water during this process, if the final pressure in the tank is 40 kpa. use steam tables.
Answers: 3
Explain how work is done when a ball impacts with the ground....
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