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Physics, 22.06.2019 06:30, bluevibe
2kg of refrigerant 134a undergoes a polytropic process in a piston-cylinder assembly from an initial state of saturated vapor at 2 bar to a final state of 12 bar, 80 degree c. a)determine the work for the process in kj. b)sketch the process on a p-v diagram.
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Physics, 22.06.2019 23:00, sagereagin
Which type of reaction is shown in this energy diagram ?
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Physics, 23.06.2019 04:20, samiyahbass
The velocity of sound wave in air at 35°c is 353m/s, calculate the velocity of sound at 46°c
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How much heat is given off when 10 grams of water are cooled from 50ºC to 40ºC...
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