Home
Class 12
PHYSICS
If C(p) and C(v) denote the specific hea...

If `C_(p) and C_(v)` denote the specific heats (per unit mass of an ideal gas of molecular weight `M`), then
where `R` is the molar gas constant.

A

`C_(P) - C_(V) = R//M^(2)`

B

`C_(P) - C_(V) = R`

C

`C_(P) - C_(V) = R//M`

D

`C_(P) - C_(V) = MR`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • THERMODYNAMICS

    AAKASH INSTITUTE|Exercise ASSIGNMENT (SECTION -D) (Assertion - Reason Type Questions)|10 Videos

  • THERMODYNAMICS

    AAKASH INSTITUTE|Exercise ASSIGNMENT (SECTION -B) (Objective Type Questions)|23 Videos

  • THERMAL PROPERTIES OF MATTER

    AAKASH INSTITUTE|Exercise Assignment (Section-J) Akash Challengers Questions|7 Videos

  • UNITS AND MEASUREMENTS

    AAKASH INSTITUTE|Exercise ASSIGNMENT (SECTION - D)|15 Videos

Similar Questions

Explore conceptually related problems

If C_(p) and C_(v) denoted the specific heats of unit mass of nitrogen at constant pressure and volume respectively, then

Specific heat at constant pressure C_P of a gas

If c_(p) and c_(v) are the principal specific heats of an ideal gas in cal/gm .^(@)C,rho is the density, P is the pressure and T is the temperature of the gas, then Mayer's relation is

C_(p) and C_(v) denote the molar specific heat capacities of a gas at constant pressure and volume respectively. Then :

If for hydrogen C_(P) - C_(V) = m and for nitrogen C_(P) - C_(V) = n , where C_(P) and C_(V) refer to specific heats per unit mass respectively at constant pressure and constant volume, the relation between m and n is (molecular weight of hydrogen = 2 and molecular weight or nitrogen = 14)

C_(V)andC_(P) denote the molar specific heat capacities of a gas at constant volume and constant pressure, respectively. Then

If C_(P_ and C_(v) denote the specific heats nitrogen per unite mass at constant pressure and constant volume respectively, then (1) C_(P)-C_(v)=(R)/(28) (2) C_(P)-C_(v)=(R)/(14) (3) C_(P)-C_(v)=R (4) C_(P)-C_(v)=28R

C_v and C_p denote the molar specific heat capacities of a gas at costant volume and constant pressure, respectively. Then

If M is the molecular weight of gas then the principal specific heat of a gas is given by

AAKASH INSTITUTE-THERMODYNAMICS-ASSIGNMENT (SECTION -C) (Previous Year Questions)
  1. A mass of diatomic gas(gamma=1.4) at a pressure of 2 atomphere is comp...

    Text Solution

    |

  2. If DeltaU and Delta W represent the increase in internal energy and wo...

    Text Solution

    |

  3. If C(p) and C(v) denote the specific heats (per unit mass of an ideal ...

    Text Solution

    |

  4. A monoatomic gas at pressure P(1) and volume V(1) is compressed adiaba...

    Text Solution

    |

  5. In thermodynamic processes which of the following statement is not tru...

    Text Solution

    |

  6. The internal energy change in a system that has absorbed 2 kcal of hea...

    Text Solution

    |

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

    Text Solution

    |

  8. At 10^(@)C, the value of the density of a fixed mass of an ideal gas d...

    Text Solution

    |

  9. An engine has an efficiency of 1/6. When the temperature of sink is re...

    Text Solution

    |

  10. A Carnot engine whose sinl is at 300K has an efficiency of 40%. By how...

    Text Solution

    |

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

    Text Solution

    |

  12. Which of the following processes is reversible?

    Text Solution

    |

  13. An ideal gas heat engine operates in Carnot cycle between 227^(@)C and...

    Text Solution

    |

  14. A Carnot engine has efficiency 25%. It operates between reservoirs of ...

    Text Solution

    |

  15. In an adiabatic change, the pressure and temperature of a monoatomic g...

    Text Solution

    |

  16. An ideal Carnot's engine whose efficiency 40% receives heat of 500K. I...

    Text Solution

    |

  17. A diatomic gas initially at 18^(@) is compressed adiabatically to one-...

    Text Solution

    |

  18. An ideal gas undergoing adiabatic change has the following pressure-te...

    Text Solution

    |

  19. A sample of gas expands from volume V(1) to V(2). The amount of work d...

    Text Solution

    |

  20. The efficiency of a Carnot engine operating between temperatures of 10...

    Text Solution

    |