Question

: In an internal combustion engine, during the compression stroke the

heat rejected to the cooling water is 50 kJ/kg and the work input is 100 kJ/kg. Calculate the

change in internal energy of the working fluid stating whether it is a gain or loss?​

Answer 1

Answer:

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sjeidiejwjjewjwk

dekiejebrjeoewie

Answer 2

Answer:

oh wow sorry i don't the answer