Mrs. Pearson's class is studying the amount of energy stored in
objects. If the same rock is p...
Physics, 29.05.2020 02:04 marisolrojo2002
Mrs. Pearson's class is studying the amount of energy stored in
objects. If the same rock is put in four different places, at which
location will the rock have the MOST potential energy?
Answers: 1
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An insulated 40 ft^3 rigid tank contains air at 50 psia and 120°f. a valve connected to the tank is now opened, and air is allowed to escape until the pressure inside drops to 25 psia. the air temperature during this process is kept constant by an electric resistance heater placed in the tank. determine the electrical work done during this process.
Answers: 2
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