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Discussion :: Chemical Engineering Thermodynamics

  1. Internal energy change of a system over one complete cycle in a cyclic process is

    2. A.

     Zero
    B.

     +ve
    C.

     -ve
    D.

     Dependent on the path

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    Answer : Option A

    Explanation :

    Since, internal energy (U) is a point function the change over cyclic process will be equal to zero.
    dU=0.

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