Physics, 30.03.2021 21:40 toshahoskins0098
A train car, which has a mass of 2000 kg, is rolling along with a velocity of 20 m/s East. It
strikes a stationary car, which also has a mass of 2000 kg, and they stick together after the
collision. What is their final velocity? (include appropriate units in your answer) * 15
Answers: 3
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The voltage applied across a given parallel-plate capacitor is doubled. how is the energy stored in the capacitor affected?
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A train car, which has a mass of 2000 kg, is rolling along with a velocity of 20 m/s East. It
strik...
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