1.

2 Kg of water (CP = 0.15 J/KgoC) is pumped to a height of 0.1 m, work done by the motor is 10 J/Kg, and heat liberated by it is 5 J/Kg, what is the final temperature of water if the initial temperature was 27oC?

A. t10<sup>o</sup>C
B. t19<sup>o</sup>C
C. t27<sup>o</sup>C
D. t37<sup>o</sup>C
Answer» E.


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