An Ideal Gas at Pressure, Volume, and Temperature, P₀, V₀

question 37

Multiple Choice

An ideal gas at pressure, volume, and temperature, P₀, V₀, and T₀, respectively, is heated to point A, allowed to expand to point B also at A's temperature 2T₀, and then returned to the original condition.The internal energy decreases by 3P₀V₀/2 going from point B to point T₀.In going around this cycle once, which quantity equals zero?

• A)the net change in internal energy of the gas
• B)the net work done by the gas
• C)the net heat added to the gas
• D)All three are zero.

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