Home
Class 11
CHEMISTRY
An ideal gas is allowed to expand both r...

An ideal gas is allowed to expand both reversibly and irreversibly in an isolated system. If `T_i` is the initial temperature and `T_f` is the final temperature, which of the following statements is correct?

A

`(T_f)_(irr.)gt(T_f)_(rev.)`

B

`T_f gt T_i` for reversible process and `T_f=T_i` for irreversible process

C

`(T_f)_(rev.)gt(T_f)_(irr.)`

D

`T_f=T_i` for both reversible and irreversible process

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • STATES OF MATTER (GASES & LIQUIDS)

    PATHFINDER|Exercise QUESTION BANK|280 Videos

Similar Questions

Explore conceptually related problems

The reversible expansion of an ideal gas under adiabatic and isothermal conditions is shown in the figure. Which of the following statement(s) is (are) correct ?

For an ideal gas with initial pressure and volume p_(i) and V_(i) respectively, a reversible isothermal expansion happens, when its volume becomes V_(0) . Then it is compressed to its original volume V_(i) by a reversible adiabatic process. If the final pressure is p_(f) , then which of the following statement is true?

A diatomic ideal gas is compressed adiabatically to 1/32 of its initial volume. If the initial temperature of the gas is T_(1) (in kelvin) and the final temperature is aT_(1) .Find the value of a.

Temperature of substance A is 100^@F and temperature of substance of substance B is 100^@C . Then say which of the following is correct.

One mole of an ideal gas expands reversibly and adiabatically from a temperature of 27^@C . If the work done during the process is 3 kJ, then final temperature of the gas is ( C_V = 20 J/K )

PATHFINDER-THERMODYNAMICS-QUESTION BANK
  1. Given, NH3(g)+3Cl2(g)iffNCl3(g)+3HCl(g),-DeltaH1 N2(g)+3H2(g)iff2NH3...

    Text Solution

    |

  2. CV value of He is always 3/2 R. CV value for hydrogen at low temperatu...

    Text Solution

    |

  3. An ideal gas is allowed to expand both reversibly and irreversibly in ...

    Text Solution

    |

  4. A given mass of gas expands from the state A to state B by three paths...

    Text Solution

    |

  5. In the cyclic process shown in P-V diagram, the magnitude of the work ...

    Text Solution

    |

  6. The heat liberated when 1.89 g of benzoic acid is burnt in a bomb calo...

    Text Solution

    |

  7. 1 mole of NH3 gas at 27^@C is expanded in reversible adiabatic conditi...

    Text Solution

    |

  8. Two moles of Helium gas undergos a cyclic process as shown in figure. ...

    Text Solution

    |

  9. Under the same conditions how many mL of 1 M KOH and 0.5 M H2SO4 solut...

    Text Solution

    |

  10. Heat of neutralisation of oxalic acid is -106.7 kJ mol^-1 using NaOH. ...

    Text Solution

    |

  11. If a and b are arbitrary extensive variables then

    Text Solution

    |

  12. During an adiabatic reversible expansion of an ideal gas

    Text Solution

    |

  13. Which is/are irreversible process(es)?

    Text Solution

    |

  14. Which of the following is/are thermodynamically stable?

    Text Solution

    |

  15. Which of the following expressions represent(s) work done by the isoth...

    Text Solution

    |

  16. For the adiabatic expansion of an ideal gas

    Text Solution

    |

  17. Which of the following is/are correct?

    Text Solution

    |

  18. Which of the following statement(s) is/are correct?

    Text Solution

    |

  19. Which of the following reactions do(es)n't represent the standard stat...

    Text Solution

    |

  20. In a reaction DeltaH and DeltaS both are more than zero. In which of t...

    Text Solution

    |