Home
Class 12
PHYSICS
If three gas molecules have velocity 0.5...

If three gas molecules have velocity `0.5`, `1` and `2 km//s` respectively, find the ratio of their root mean square speed and average speed.

Promotional Banner

Topper's Solved these Questions

  • TRANSIENT CURRENT

    SL ARORA|Exercise Type A|22 Videos
  • TRANSIENT CURRENT

    SL ARORA|Exercise Type B|12 Videos
  • TRANSIENT CURRENT

    SL ARORA|Exercise Problems For Self Practice|17 Videos
  • THERMOELECTRICITY

    SL ARORA|Exercise Problems for Self Practice|13 Videos
  • UNIVERSE

    SL ARORA|Exercise PROBLEM_TYPE|6 Videos

Similar Questions

Explore conceptually related problems

What is the ratio of root mean square speed and most probable speed?

Four molecules of a gas have velocity 2, 4, 6 and 8 kms^(-1) , respectively. The ratio of their root mean velocity and average speed is :

The root mean square speed of gas molecules

If C_(1), C_(2), C_(3) ......are random speed of gas molecules, then average speed C_(av)= (C_(1)+C_(2)+C_(3)+...C_(n))/(n) and root mean square speed of gas molecules, C_(rms) = sqrt((C_(1)^(2)+C_(2)^(2)+C_(3)^(2)+...C_(n)^(2))/(n)) =C . Further , C_(2) prop T or C prop sqrt(T) at 0k, C=0 , ie., molecular motion stops. With the help of the passage given above , choose the most appropriate alternative for each of the following question: If three molecules have velocities 0.5, 1 and 2km//s , the ratio of rms speed and average speed is

If three molecules have velocities 0.5kms^(-1),1kms^(-1)and 2kms^(-1), the ratio of the rms speed and average speed is

If three molecules have velocities 1kms^(-1),1kms^(-1) and 1kms^(-1) , the ratio of the rms speed and average speed is:-

The speed of four gases molecules are 1 km/s, 3 km/s, 5 km/s and 7 km/s respectively. The difference between the R.M.S. speed and average speed is

Four molecules of ags have speeds 1,2,3 and 4 km//s .The volue of the root mean square speed of the gas molecules is

SL ARORA-TRANSIENT CURRENT-Example
  1. A vessel contains two non-reactive gases neon (monoatomic) and oxygen ...

    Text Solution

    |

  2. Four molecules of a gas have speeds 2, 4, 6 and 8 kms^(-1) respectivel...

    Text Solution

    |

  3. If three gas molecules have velocity 0.5, 1 and 2 km//s respectively, ...

    Text Solution

    |

  4. Calculate the r.m.s. velocity of air molecules at S.T.P. Given density...

    Text Solution

    |

  5. Calculate the rms velocity of oxygen molecules at S.T.P. The molecular...

    Text Solution

    |

  6. Calculate the temperature at which the rms speed of nitrogen molecules...

    Text Solution

    |

  7. The r.m.s speed of oxygen molecule (O(2)) at a certain temperature T i...

    Text Solution

    |

  8. Calculate the temperature at which r.m.s velocity of gas molecules is ...

    Text Solution

    |

  9. Calculate the temperature at which rms velocity of a gas is half its v...

    Text Solution

    |

  10. At what temperature is the root mean square speed of an atom in an arg...

    Text Solution

    |

  11. A vessel is filled with a gas at a pressure of 76 cm of mercury at a c...

    Text Solution

    |

  12. Estimate the average energy of a helium atom at (i) room temperature (...

    Text Solution

    |

  13. Calculate the kinetic energy of one mole of argon at 127^(@)C. Given,B...

    Text Solution

    |

  14. Calculate the kinetic energy of 1 gram of helium (M = 4) at 127^(@)C....

    Text Solution

    |

  15. The kinetic energy of a molecule of oxygen at 0^(@)C is 5.64 xx 10^(-2...

    Text Solution

    |

  16. Calculate the kinetic energy of one gram mole of gas at NTP. Density o...

    Text Solution

    |

  17. Calculate the KE per molecule and also rms velocity of a gas at 127^(@...

    Text Solution

    |

  18. (a) Calculate (i) root-mean-square speed and (ii) the mean energy of 1...

    Text Solution

    |

  19. At what temperature will the average velocity of oxygen molecules be s...

    Text Solution

    |

  20. Calculate the temperature at which the average K.E. of a molecule of a...

    Text Solution

    |