Home
Class 11
PHYSICS
The ratio of the specific heats CP/CV = ...

The ratio of the specific heats `C_P/C_V = gamma` in terms of degrees of freedom (n) is given by :

A

`(1+(n)/(3))`

B

`(1+(2)/(n))`

C

`(1+(n)/(2))`

D

`(1+(1)/(n))`

Text Solution

Verified by Experts

The correct Answer is:
b

`C_(V)=(n)/(2)R, C_(P)=((n)/(2)+1)R rArr (C_(P))/(C_(V))=(1+(2)/(n))`
Promotional Banner

Topper's Solved these Questions

  • HEAT AND THERMODYNAMICS

    FULL MARKS|Exercise ADDITIONAL QUESTIONS SOLVED (2 Marks Questions)|25 Videos
  • HEAT AND THERMODYNAMICS

    FULL MARKS|Exercise ADDITIONAL QUESTIONS SOLVED (Numerical Problems)|16 Videos
  • HEAT AND THERMODYNAMICS

    FULL MARKS|Exercise TEXTUAL EVALUATION SOLVED (IV. Conceptual Questions)|15 Videos
  • GRAVITATION

    FULL MARKS|Exercise ADDITIONAL QUESTIONS SOLVED (Numerical Problems)|18 Videos
  • KINEMATICS

    FULL MARKS|Exercise ADDITIONAL QUESTIONS SOLVED (LONG ANSWER QUESTIONS)|10 Videos

Similar Questions

Explore conceptually related problems

Define the term degrees of freedom.

The ratio of specific to molar heat capacity of a body

An ideal gas with pressure P , volume V and temperature T is expanded isothermally to a volume 2V and a final pressure P_i . If the same gas is expanded adiabatically to a volume 2V , the final pressure is P_a . The ratio of the specific heats of the gas is 1.67 . The ratio of P_a / P_i is ........

Specific heat capacity C=_____.

The specific heat capacity of water is ____ cal//g^(@)C

FULL MARKS-HEAT AND THERMODYNAMICS-ADDITIONAL QUESTIONS SOLVED (I. Choose the correct answer from the following)
  1. 2 Kg of water of 60^(@)C is mixed with 1 kg of water at 30^(@)C kept i...

    Text Solution

    |

  2. A carnot engine absorbs heat at 127^(@)C and rejects heat at 87^(@)C. ...

    Text Solution

    |

  3. The first law of thermodynamics confirms the law of …………….. .

    Text Solution

    |

  4. The internal energy of an ideal gas depends on

    Text Solution

    |

  5. An ideal gas heat engine operators in a carnot's cycle between 227^(@)...

    Text Solution

    |

  6. In an isochoric process …………… .

    Text Solution

    |

  7. The molar specific heat at constant pressure of an ideal gas is (7//2)...

    Text Solution

    |

  8. If energy dQ is supplied to a gas isochorically, increase in interval ...

    Text Solution

    |

  9. A diatomic ideal gas is used in a carnot engine as the working substan...

    Text Solution

    |

  10. The mechanical equivalent of heat J is :

    Text Solution

    |

  11. Which of the following process is reversible ?

    Text Solution

    |

  12. An ideal gas heat engine operators in a carnot's cycle between 227^(@)...

    Text Solution

    |

  13. Ten moles of an ideal gas at constant temperature 600 K is compressed ...

    Text Solution

    |

  14. A gas is compressed at a constant pressure of 50N//m^(2) from a volume...

    Text Solution

    |

  15. If Q, E and W denote respectively the heat added, change in internal e...

    Text Solution

    |

  16. A carnot engine takes heat from a reservoir at 627^(@)C and rejects he...

    Text Solution

    |

  17. A carnot engine operates with source at 127^(@)C and sink at 27^(@)C. ...

    Text Solution

    |

  18. The ratio of the specific heats CP/CV = gamma in terms of degrees of f...

    Text Solution

    |

  19. The heat required to increase the temperature of 4 moles of a mono - a...

    Text Solution

    |

  20. The coefficient of performance of a refrigerator is 5. If the temperat...

    Text Solution

    |