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A Carnot engine, whose efficiency is 40%...

A Carnot engine, whose efficiency is `40%`, takes in heat from a source maintained at a temperature of 500K. It is desired to have an engine of efficiency `60%`. Then, the intake temperature for the same exhaust (sink) temperature must be:

A

efficiency of Carnot engine cannot be made larger than 50%

B

1200K

C

750K

D

600K

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Knowledge Check

  • An ideal carnot engine, whose efficiency is 40%, receives heat at 500 K. If its efficiency is 50%, then the intake temperature for the same exhaust temperature is:

    A
    800K
    B
    900K
    C
    600K
    D
    700K

  • An ideal Carnot engine, whose efficiency is 40\%, receives heat at 500K. If its efficiency is 50\%, then the intake temperature for the same exhaust temperature is

    A
    800 K
    B
    900 K
    C
    600 K
    D
    700 K

  • A carnot engine has efficiency of 50% when its sink is at 227^(@)C . What is the temperature of source

    A
    `727^(@)C`
    B
    `454^(@)C`
    C
    `113.5^(@)C`
    D
    `500^(@)C`.

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