Solved: Determine the change in the enthalpy of the refrigerant, Mechanical Engineering

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Determine the change in the enthalpy of the refrigerant

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Q: A piston-cylinder device contains 0.85 kg of refrigerant- 134a at 10°C. The piston that is free to move has a mass of 12 kg and a diameter of 25 cm. The local atmospheric pressure is 88 kPa. Now, heat is transferred to refrigerant-134a until the temperature is 15°C. Determine

(a) the final pressure,

(b) the change in the volume of the cylinder, and

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Mechanical Engineering: Determine the change in the enthalpy of the refrigerant

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Mechanical Engineering: Determine the change in the enthalpy of the refrigerant

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