ThermodynamicsMedium

Question

In above question, if U_d = 88 J, heat absorbed for the path ′db′ is

Options

A.− 72 J

B.72 J

C.144 J

D.− 144 J

Solution

in db. W_db = 0 U_b − U_d = Q_db.
160 − 88 = Q_db Q_db = 72J.

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