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Thermodynamics ...

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  • Question 1
    4 / -1

    Work done in the given P → V diagram in the cyclic process is

  • Question 2
    4 / -1

    A thermodynamic system is taken from state A to B along ACB and is brought back to A along BDA as Shown in the P → V diagram. The net work done during the complete cycle is given by the area.

  • Question 3
    4 / -1

    What is the relationship Pressure and temperature for an ideal gas under going adiabatic Change.

  • Question 4
    4 / -1

    For adiabatic Process which one is wrong statement ?

  • Question 5
    4 / -1

    Air is filled in a motor tube at 27o C and at a Pressure of a atmosphere. The tube suddenly bursts.Then what is the temperature of air. given r of air = 1.5

  • Question 6
    4 / -1

    If v is the radio of Specific heats and R is the universal gas constant, then the molar Specific heat at constant Volume Cv is given by ............

  • Question 7
    4 / -1

    Efficiency of a car not engine is 50%, when temperature of outlet is 500 K. in order to increase efficiency up to 60% keeping temperature of intake the same what is temperature of out let.

  • Question 8
    4 / -1

    An ideal refrigerator has a freezes at a temperature of ‒13o C , The coefficient of performance of the engine is 5. The temperature of the air to which heat is rejected will be.

  • Question 9
    4 / -1

    An engine is supposed to operate between two reservoirs at temperature 727oC and 227oC.The maximum possible efficiency of such an engine is

  • Question 10
    4 / -1

    What is the value of sink temperature when efficiency of engine is 100%

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