Home
Class 12
PHYSICS
Let n(p) and n(e), be the numbers of hol...

Let `n_(p)` and `n_(e)`, be the numbers of holes and condution electrons in an intrinsic semiconductor

A

`n_(p)gtn_(e)`

B

`n_(p)=n_(e)`

C

`n_(p)ltn_(e)`

D

`n_(p)!=n_(e)`

Text Solution

Verified by Experts

The correct Answer is:
B
NA
Promotional Banner

Topper's Solved these Questions

  • SEMICONDUCTORS

    CP SINGH|Exercise Exercises|140 Videos

  • REFRACTION OF LIGHT BY PLANE SURFACES

    CP SINGH|Exercise Exercises|110 Videos

  • THERMAL AND ELECTRIC EFFECT oF CURRENT

    CP SINGH|Exercise Exercises|101 Videos

Similar Questions

Explore conceptually related problems

Lets n_p and n_e be the number of holes and conduction electrons in an intrinsic semiconductor.

Lets n_p and n_e be the number of holes and conduction electrons in an extrinsic semiconductor.

If N_(P) and N_(e) be the numbers of holes and conduction electrons in an extrinsic semiconductor, then

Let n_(p) and n_(e ) be the number of holes and conduction electrons respectively in a semiconductor. Then

Let n_(p) and n_(e) be the number of holes and conduction electrons respectively in a semiconductor. Then,

Let n_(p) and n_(e) be the number of holes and conduction electrons respectively in a semiconductor. Then

The ratio of number of holes and number of conduction electrons in an intrinsic semiconductor is

CP SINGH-SEMICONDUCTORS-Exercises
  1. when the electrical conductivity of a semiconductor is due to the brea...

    Text Solution

    |

  2. In an intrinsic semiconductor

    Text Solution

    |

  3. Let n(p) and n(e), be the numbers of holes and condution electrons in ...

    Text Solution

    |

  4. If tempreture is increased, the number of electron-hole pairs increase...

    Text Solution

    |

  5. A strip of copper and another of germanium are cooled from room tempre...

    Text Solution

    |

  6. An electric field us applied to a semiconductor.Let the number of char...

    Text Solution

    |

  7. Solids having highest energy level partially filled with electrons are

    Text Solution

    |

  8. In semiconductors at a room tempreture

    Text Solution

    |

  9. The state of the energy gained by valence electrons when the temperatu...

    Text Solution

    |

  10. Energy band in solids are a consequence of

    Text Solution

    |

  11. Which of the following is semi-conductor?

    Text Solution

    |

  12. Carbon , silicon and germanium have four valence elcectrons each . The...

    Text Solution

    |

  13. Carbon , silicon and germanium have four valence electrons each . At r...

    Text Solution

    |

  14. C and Si both have same lattice structure, having 4 bonding electrons ...

    Text Solution

    |

  15. The difference in the variation of resistance with temperature in a me...

    Text Solution

    |

  16. The probbility of electrons to be found in the conduction band of an i...

    Text Solution

    |

  17. In a semiconducting material the mobilities of electrons and holes are...

    Text Solution

    |

  18. The electrical conductivity of pure germanium can be increased by

    Text Solution

    |

  19. A semiconductor is doped with a donor impurity

    Text Solution

    |

  20. If N(P) and N(e) be the numbers of holes and conduction electrons in a...

    Text Solution

    |