Home
Class 12
PHYSICS
What is the work done by 0.2 mole of a g...

What is the work done by 0.2 mole of a gas at room temperature to double its volume during isobaric process? (Take R=2 cal `mol^(-1).^(@)C^(-1)`)

A

30 cal

B

40 cal

C

120 cal

D

160 cal

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • THERMODYNAMICS

    AAKASH INSTITUTE ENGLISH|Exercise ASSIGNMENT (SECTION -A) (Objective Type Questions)|47 Videos

  • THERMODYNAMICS

    AAKASH INSTITUTE ENGLISH|Exercise ASSIGNMENT (SECTION -B) (Objective Type Questions)|30 Videos

  • THERMODYNAMICS

    AAKASH INSTITUTE ENGLISH|Exercise TRY YOURSELF|12 Videos

  • THERMAL PROPERTIES OF MATTER

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

  • UNITS AND MEASUREMENTS

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

Similar Questions

Explore conceptually related problems

Calculate the work done by 0.1 mole of a gas at 27^(@)C to double its volume at constant pressure (R = 2 cal mol^(-1)K^(-1))

The work done by 1 mole of ideal gas during an adiabatic process is (are ) given by :

2 mol of an ideal gas at 27^(@)C temperature is expanded reversibly from 1L to 10L . Find entropy change (R = 2 cal mol^(-1) K^(-1))

2 mol of an ideal gas at 27^(@)C temperature is expanded reversibly from 2L to 20L . Find entropy change (R = 2 cal mol^(-1) K^(-1))

A cylinder contains 3 moles of oxygen at a temperature of 27^(@)C . The cylinder is provided with a frictionless piston which maintains a constant pressure of 1 atm on the gas. The gas is heated until its temperature rises to 127^(@)C . a. How much work is done by the gas in the process ? b. What is the change in the internal energy of the gas ? c. How much heat was supplied to the gas ? For oxygen C_(P) = 7.03 cal mol^(-1) .^(@)C^(-1) .

If one mole of gas doubles its volume at temperature T isothermally then work done by the gas is

Define an adiabatic process and state essential conditions for such a process to take place. Write its process equations in terms of , and . Show analytically that work done by one mole of an ideal gas during adiabatic expansion from temperature T_1 to T_2 is given by = (R(T_1 - t_2))/(1-lamda ) .

One mole of an ideal gas at 300K is expanded isothermally from an inital volume of 1 litre to 10 litres. The DeltaE for this process is (R=2cal mol^(-1)K^(-1))

Forty calories of heat is needed to raise the temperature of 1 mol of an ideal monatomic gas from 20^(@)C to 30^(@)C at a constant pressure. The amount of heat required to raise its temperature over the same interval at a constant volume (R = 2 cal mol^(-1) K^(-1)) is

Two moles of an ideal gas was heated isobarically so that its temperature was raised by 100 K. The heat absorbed during the process was 4000 J. Calculate (i) the work done by the gas, (ii) the increase in internal energy and (ii) the value of y for the gas [R =8.31 J mol ^(-1) K ^(-1) ].

AAKASH INSTITUTE ENGLISH-THERMODYNAMICS-EXERCISE
  1. When are the two bodies in thermal equilibrium?

    Text Solution

    |

  2. Which of the following P-V curve best represents. As isothermal proces...

    Text Solution

    |

  3. Work done in given cyclic process is

    Text Solution

    |

  4. INDICATOR DIAGRAM

    Text Solution

    |

  5. In an isothermal process for an ideal gas

    Text Solution

    |

  6. When gas in a vessel expands, it internal energy decreases. The proces...

    Text Solution

    |

  7. Which of the following laws of thermodynamics defines the term interna...

    Text Solution

    |

  8. Select the incorrect statement

    Text Solution

    |

  9. Which of the following is not a path function ?

    Text Solution

    |

  10. What is the work done by 0.2 mole of a gas at room temperature to doub...

    Text Solution

    |

  11. The value of eta may lie between

    Text Solution

    |

  12. If a Carnot engine works between 127^@C and 727^@C, then its efficien...

    Text Solution

    |

  13. If the temperature of sink is at absolute zero, then the efficiency of...

    Text Solution

    |

  14. A carnot engine whose sink is at 300 K has an efficiency of 50%. by ho...

    Text Solution

    |

  15. A Carnot engine takes 9000 cal of heat from a reservoir at 627^@C and ...

    Text Solution

    |

  16. A process can be reversible if

    Text Solution

    |

  17. In practise, all heat engines have efficiency less than that of a carn...

    Text Solution

    |

  18. The effiency of reversible engine isthe irreversible engine.

    Text Solution

    |

  19. A carnot cycle consists of

    Text Solution

    |

  20. A carnot engine is working in such a temperature of sink that its effi...

    Text Solution

    |