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Physics, 21.06.2019 18:00, missinghalloween13
Which two objects have the greatest gravitational force acting between them
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Physics, 22.06.2019 12:50, starr3971
Air is contained in a variable-load piston-cylinder device equipped with a paddle wheel. initially, air is at 400 kpa and 17°c. the paddle wheel is now turned by an external electric motor until 75 kj/kg of work has been transferred to air. during this process, heat is transferred to maintain a constant air temperature while allowing the gas volume to triple. calculate the required amount of heat transfer in kj/kg.
Answers: 2
Physics, 22.06.2019 19:00, marxusalexander4069
Why do different substances have diffrent properties
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A moon orbits in a roughly circular path around a planet with a mass of 8.6 x 1023 kg. The distance...
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