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MMLU-Pro / 11516 / A piston and cylinder arrangement has an initial volume of 1.5 ft^3 and contains…

Problem

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question

A piston and cylinder arrangement has an initial volume of 1.5 ft^3 and contains air at 400psia. The air is then expanded reversibly at a constant temperature of 85°F. What is the work and heat transferred of the process if the final volume of the air inside the cylinder is 4 ft^3. Assume the temperature of the surroundings to be 85°F.

category

engineering

options

  1. 95 Btu
  2. 120 Btu
  3. 108.92 Btu
  4. 100 Btu

src

stemez-Thermodynamics

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