Thermodnamics.Processes-PV-Diagrams.MS.KC.9: A mass sits atop a movable, frictio

Question

Thermodnamics.Processes-PV-Diagrams.MS.KC.9: A mass sits atop a movable, frictionless piston that traps an ideal gas. Heat is added to isen the gas but consider it fully insulated otherwise. Which of the follow- ing statements are true regarding this situation Moveable Gas (a) The piston will move upwards. (b) The piston will move downwards. (c) The piston will not move at al (d) Positive work is done by the gas on the environment. (e) Positive work is done by the environment on the gas. () The gas expands isobarically. (g) The gas compresses isothermally.

Explanation / Answer

The piston move upward, because by heating the gas expands.

The positive work is done by the gas on the enviorment.

The gas expands isobarically.

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