SSC RSMSSB JE Mock Test 2024 Thermodynamics First Law of Thermodynamics Application of First Law to Closed System
Air undergoes a ploytropic compression in a piston cylinder assembly from 1 bar and 27° C to 327° C. Taking polytropic index, n = 1.3, the work transfer per unit mass is:
1
287 kJ/Kg
2
215.25 kJ/Kg
3
-287 kJ/Kg
4
-215.25 kJ/Kg
5
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