Home
Class 12
PHYSICS
Obtain the expression for electric curre...

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.

Promotional Banner

Topper's Solved these Questions

  • Sample Paper 4

    OSWAAL PUBLICATION|Exercise Exercise|37 Videos
  • Sample Paper 6

    OSWAAL PUBLICATION|Exercise Exercise|40 Videos

Similar Questions

Explore conceptually related problems

Define electrical resistivity of a material of a conductor.

What is the order of drift velocity of electrons?

Define 'drift velocity' of free electrons .

Write the expression for thermal resistance of a conductor

Mobility of free electrons in a conductor is

The resistance of a conductor is

What is the direction of flow of electrons in a conductor?

OSWAAL PUBLICATION-Sample Paper 5-Exercise
  1. Write the functions of the following in communication systems: (i) ...

    Text Solution

    |

  2. Write the functions of the following in communication systems: (i) ...

    Text Solution

    |

  3. Define farad. Give the expression for energy stored in a capacitor of ...

    Text Solution

    |

  4. Write the expression for electric potential at a contrasting feature o...

    Text Solution

    |

  5. Define self-inductance and give its SI unit. Derive an expression for ...

    Text Solution

    |

  6. Write three uses of cyclotron.

    Text Solution

    |

  7. (a) Why photoelectric effect can not be explained on the basis of wave...

    Text Solution

    |

  8. (a) Why photoelectric effect can not be explained on the basis of wave...

    Text Solution

    |

  9. What is linearly polarized light? Descibe briefly using a diagram how ...

    Text Solution

    |

  10. Discuss the intensity of transmitted light when a polaroid sheet is ro...

    Text Solution

    |

  11. Obtain the expression for electric current in a conductor in terms of ...

    Text Solution

    |

  12. Distinguish between nuclear fission and nuclear fusion.

    Text Solution

    |

  13. What is amplification? With a circuit diagram, explain the working of ...

    Text Solution

    |

  14. Draw a labelled ray diagram of a refracting telescope. Define its magn...

    Text Solution

    |

  15. Write two important limitations of a refraction telescope over a refle...

    Text Solution

    |

  16. In a parallel plate capacitor with air between the plates, each plate ...

    Text Solution

    |

  17. If electron in the atom is replaced by a particle (muon) having the sa...

    Text Solution

    |

  18. If electron in the atom is replaced by a particle (muon) having the sa...

    Text Solution

    |

  19. Calculate the wavelength of the first spectral line in the correspondi...

    Text Solution

    |

  20. In Young's double slit experiment, fringes of certain width are produc...

    Text Solution

    |