Home
Class 11
PHYSICS
If the ratio of specific heat of a gas a...

If the ratio of specific heat of a gas at constant pressure to that at constant volume is `gamma`, the change in internal energy of a mass of gas when the volume changes from V to 2V at constant pressure p is

A

`(R)/(gamma-1)`

B

pV

C

`(pV)/(gamma-1)`

D

`(gammapV)/(gamma-1)`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • COMMUNICATION SYSTEM

    DC PANDEY ENGLISH|Exercise Only One Option is Correct|27 Videos

  • ELASTICITY

    DC PANDEY ENGLISH|Exercise Medical entrances s gallery|21 Videos

Similar Questions

Explore conceptually related problems

If the ratio of specific heat of a gas of constant pressure to that at constant volume is gamma , the change in internal energy of the mass of gas, when the volume changes from V to 2V at constant pressure p is

The ratio of the molar heat capacities of a diatomic gas at constant pressure to that at constant volume is

The ratio of the specific heat at constant pressure to that at constant volume is larger for a diatomic gas than for a monoatomic gas.

For a gas if ratio of specific heats at constant pressure and volume is g then value of degrees of freedom is

For an ideal gas, the heat of reaction at constant pressure and constant volume are related as

Define molar specific heat capacities of a gas at constant pressure and constant volume. Why are they called 'principal specific heat capacities?

If C_P and C_V denote the specific heats of nitrogen per unit mass at constant pressure and constant volume respectively, then

A diatomic gas is heated at constant pressure. If 105J of heat is given to the gas, find (a) the change in internal energy of the gas (b) the work done by the gas.

C_p is always greater than C_v for a gas, which of the following statements provide, partly or wholly, the reason for this? (i) No work is done by a gas at constant volume (ii) When a gas absorbs heat at constant pressure, its volume must change (iii) For the same change in temperature, the internal energy of a gas changes by a smaller amount at constant volume that at constant pressure (iv) The internal energy of an ideal gas is a function only of its temperature

Assetion : Specific heat of a gas at constant pressure is greater than its specific heat at constant volume. This is because at constant pressure, some heat is spent in expansion of the gas.

DC PANDEY ENGLISH-CURRENT ELECTRICITY-All Questions
  1. Temperature of 1 mole of an ideal gas is increased from 300K to 310K u...

    Text Solution

    |

  2. One mole of an ideal monatomic gas at temperature T0 expands slowly ...

    Text Solution

    |

  3. If the ratio of specific heat of a gas at constant pressure to that at...

    Text Solution

    |

  4. The figure shows two paths for the change of state of a gas from A to ...

    Text Solution

    |

  5. The molar heat capacity in a process of a diatomic gas if it does a wo...

    Text Solution

    |

  6. An insulator container contains 4 moles of an ideal diatomic gas at te...

    Text Solution

    |

  7. A sample of an ideal gas is taken through the cyclic process abca . It...

    Text Solution

    |

  8. Ideal monoatomic gas is taken through a process dQ = 2dU. Find the mol...

    Text Solution

    |

  9. n moles of an ideal monatomic gas undergo a proces in which the temper...

    Text Solution

    |

  10. One mole of a monoatomic ideal gas undergoes the process ArarrB in the...

    Text Solution

    |

  11. A monoatomic gas undergoes a process given by 2dU+3dW=0, then what is ...

    Text Solution

    |

  12. Two sheets of thickness d and 3d, are touching each other. The tempera...

    Text Solution

    |

  13. When an ideal diatomic gas is heated at constant pressure, the fractio...

    Text Solution

    |

  14. Two metallic spheres S1 and S2 are made of the same material and have ...

    Text Solution

    |

  15. The intensity of radiation emitted by the sun has its maximum value at...

    Text Solution

    |

  16. The average translational kinetic energy of O(2) (molar mass 32) molec...

    Text Solution

    |

  17. A vessel contains 1 mole of O2 gas (relative molar mass 32) at a tempe...

    Text Solution

    |

  18. rho-T equation of a gas in adiabatic process is given by

    Text Solution

    |

  19. 10 g of ice at 0^(@)C is mixed with m mass of water at 50^(@)C. What i...

    Text Solution

    |

  20. The ends of a copper rod of length 1m and area of cross-section 1cm^2 ...

    Text Solution

    |