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Atrain departs from its station at a constant acceleration of 5 m/s. what is the speed of the train at the end of 20s?
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Physics, 22.06.2019 14:00
Select for each of the following statements whether it is correct or incorrect. (a) in an isothermal expansion of an ideal gas. (b) the temperature remains constant. (b) the pressure remains constant. (c) there is work done by the gas. (d) there is heat added to the gas. (e) the change in internal energy equals zero.
Answers: 1
Planet a and planet b are in circular orbits around a distant star. planet a is 7.8 times farther fr...
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