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Choose the correct statement A: It is ...

Choose the correct statement
A: It is impossible to derive continuous supply of work by cooling a body to a temperature lower than that of the coldest of its surroundings.
B: Heat engine can convert whole of the heat energy supplied to it into useful work.

A

only A

B

Only B

C

Both A & B

D

Both A & C

Text Solution

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AAKASH SERIES-THERMODYNAMICS-EXERCISE - 1A
  1. Consider the statement (A) and (B) and identify the correct answer. ...

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  2. The second lawof thermodynamics is the generalisation of the fact that...

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  3. Choose the correct statement A: It is impossible to derive continuou...

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  4. The pressure p and volume V of an ideal gas both increase in a process...

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  5. In a process on a system, the initial pressure and volume are equal to...

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  6. Two gases have the same initial pressure, volume and temperature. They...

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  7. The first law of thermodynamics incorporates the concepts of a) Con...

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  8. If C(P) and C(P) denote the specific heat (per unit mass of an ideal g...

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  9. Carnot engine is

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  10. Air pressure in the tyres of a car during motion is

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  11. Which of the following is not possible in a cyclic process ?

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  12. The relation between internal energy U, pressure P and volume V of a g...

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  13. A heat engine has an efficiency eta. Temperatures of source and sink a...

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  14. A system is taken from a given initial state to a given final state al...

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  15. A carnot has the reversible processes the following order

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  16. A triatomic, diatomic and monoatomic gas is supplied same amount of he...

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  17. A gas may expand either adiabatically or isothermally. A number of P-V...

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  18. Explain why (a) Two bodies at different temperatures T(1) and T(2) i...

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  19. Two cylinder A and B of equal capacties to each other via a stopcock. ...

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  20. In the figure below, two systems A and B are seperated by an insulatin...

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