2. Sample Papers
  3. JEE Main & Advanced

JEE Main & Advanced Sample Paper JEE Main Sample Paper-21

  • question_answer
    If temperature of source is 327 K and sink is 27 K then the efficiency of camot engine.

    A)   1/4                 

    B)  ½

    C)  2/3                              

    D)  2/5

    Correct Answer: B

    Solution :

    efficiency = 1 - (temp. of sink in kwlvin/temp. of source in Kelvin)


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