Home
Class 12
PHYSICS
What is the order of drift velocity of e...

What is the order of drift velocity of electrons?

Text Solution

Verified by Experts

The drift velocity of electrons is of the order of `10^(-3)ms^(-1)`.
Promotional Banner

Topper's Solved these Questions

  • CURRENT ELECTRICITY

    SUBHASH PUBLICATION|Exercise TWO MARK QUESTIONS AND ANSWERS|19 Videos

  • CURRENT ELECTRICITY

    SUBHASH PUBLICATION|Exercise THREE MARK QUESTIONS AND ANSWERS|11 Videos

  • COMMUNICATION SYSTEMS

    SUBHASH PUBLICATION|Exercise THREE MARKS QUESTIONS WITH ANSWERS|4 Videos

  • DUAL NATURE OF RADIATION AND MATTER

    SUBHASH PUBLICATION|Exercise NUMERICALS WITH SOLUTIONS|21 Videos

Similar Questions

Explore conceptually related problems

Define 'drift velocity' of free electrons .

Obtain the expression for electric current in a conductor in terms of drift velocity of the electron. Defien resistivity of the material of the conductor.

What is drift velocity of free electrons ? Deduce I = n A eV_(d) where the symbols have their usual meaning.

Aconductor wire having 10^29 free el ectrons//m a current of 20A. If the cross-section of the 1 mm^2 , then the drift velocity of electrons will be

If the radius of a wire carrying current is doubled, the drift velocity of the electrons will be :

A conductor wire having 10^(29) free electrons/ m^(3) carries a current of 20 A.If the cross-section of the wire is 1 mm^(2) ,then the drift velocity of electrons will be (e= 1.6xx10^(-19)C )

SUBHASH PUBLICATION-CURRENT ELECTRICITY-NUMERICAL PROBLEMS AND ANSWERS
  1. What is the order of drift velocity of electrons?

    Text Solution

    |

  2. In the given circuit, calculate the effective resistance between A and...

    Text Solution

    |

  3. In the given circuit, calculate the current through the circuit when c...

    Text Solution

    |

  4. In the given circuit, calculate the current through 3Omega resistor, w...

    Text Solution

    |

  5. A battery of internal resistance 3Omega is connected to 20Omega resist...

    Text Solution

    |

  6. A network of resistors is connected to a 12V battery as shown in the f...

    Text Solution

    |

  7. A network of resistors is connected to a 12V battery as shown in the f...

    Text Solution

    |

  8. Two cells of emf 2V and 4V and internal resistance 1Omega and 2Omega r...

    Text Solution

    |

  9. Which two resistors are connected in series with a cell of emf 2V and ...

    Text Solution

    |

  10. Two resistors of resistances 2Omega and 4Omega are connected in parall...

    Text Solution

    |

  11. Three equal resistors connected in series across a source of emf of ne...

    Text Solution

    |

  12. A copper wire has 3xx 10^(22) free electrons in 0.021 m length. The dr...

    Text Solution

    |

  13. A copper wire has 3xx 10^(22) free electrons in 0.021 m length. The dr...

    Text Solution

    |

  14. A cube of side 0.05 m of a material of conductor is drawn into a wire ...

    Text Solution

    |

  15. If the number density of electrons in a conductor is 3 xx10^(28) and t...

    Text Solution

    |

  16. Two resistors 10Omega and 25Omega are connected in series and the comb...

    Text Solution

    |

  17. Four resistors of resistances 2Omega, 1Omega, 3Omega, 4Omega are arran...

    Text Solution

    |

  18. ABCD forms the four arms of a Wheatstone's network. The arms AB, BC, C...

    Text Solution

    |

  19. A battery of emf 10V and internal resistance 3Omega is connected to a ...

    Text Solution

    |

  20. Three resistors 2Omega, 4Omega and 5Omega are connected in parallel. W...

    Text Solution

    |

  21. Three resistors 2Omega, 4Omega and 5Omega are connected in parallel.If...

    Text Solution

    |