SSC JE Mechanical Engineering 25th May 2014 Shift-1
Instructions
For the following questions answer them individually
Question 152
The latent heat of evaporation of water at $$100^\circ C$$ is 2560 kJ/kg. what is the change of entropy associated with the evaporation?
Question 155
For maximum discharge, ratio of the pressure at the exit and at inlet of nozzle $$\left(\frac{P_2}{P_1}\right)$$ is equal to:
Question 158
For a closed system, the difference between heat added to the system and work done by the system, is equal to change in:
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