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For a cyclic process, the change in inte...

For a cyclic process, the change in internal energy of the system is ____

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equal to zero
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Define the internal energy of the system

A gas is taken along the path AB as shown in fig, if 70 cal of heat is extracted from the gas in the process, calculate the change in the internal energy of the system.

Refer to figure. Let DeltaU_(1) and DeltaU_(2) be the changes in internal energy of the system in the processes A and B. then

One mole of a gaseous system absorbs 100 J of heat and does work equivalent to 50 . J . Calculate the change in the internal energy of the system.

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What is a cyclic process ?

FULL MARKS-THERMODYNAMICS -Additional Questions Solved (III) Fill in the Blanks
  1. Thermodynamics is applicable to system only

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  2. In an Isochoric process is constant

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  3. For a cyclic process, the change in internal energy of the system is

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  4. For an endothermic reaction DeltaH is

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  5. The process depicted by the below equation is H2O((s)) to H2O((l)) ...

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  6. A thermodynamic state function is a quantity whose value is

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  7. For the process to occur under adiabatic conditions, the correct condi...

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  8. The enthalpies of all elements in their standard states are

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  9. DeltaU^Ө of combustion of methane is -X "kJ mol"^(-1) . The value of D...

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  10. The enthalpy of combustion of methane, graphite and dihydrogen at 298K...

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  11. A reaction , A+B rarrC+D+q is found to have a positive entropy change ...

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  12. A fundamental goal of thermodynamics is the of the reaction

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  13. The first law of thermodynamics states that DeltaU=

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  14. Anything which separates the system from its surroundings is called

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  15. Hot water in a thermos flask is an example of system

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  16. In which process there is no exchange of heat between the system and s...

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  17. For an adiabatic process q =

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  18. In an isothermal process

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  19. The process in which the volume of the system remains constant is call...

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  20. For an isochoric process , dv=

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