NEET Sample Paper NEET Sample Test Paper-16

  • question_answer 47) The first law of thermodynamics is represented by

    A) \[\Delta E=\Delta Q+\Delta W\]

    B) \[\Delta E=\Delta Q+\Delta W\]

    C) \[\Delta E =\Delta Q+\Delta W\]

    D) \[\Delta E =Q-W\]                    

    Correct Answer: C

    Solution :

    According to the first law of thermodynamics, Change in internal energy = Heat added to the system + Work done on the system. Hence, \[\Delta E=Q+W.\] Hence, the correct option is (c).

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