Home
Class 12
PHYSICS
The forbidden energy gap in an insulator...

The forbidden energy gap in an insulator is of the order of

A

0.7 eV

B

0.1 MeV

C

1.1 eV

D

5 eV

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • SEMICONDUCTOR DEVICES

    AAKASH SERIES|Exercise EXERCISE -I (P-N JUNCTION DIODE)|35 Videos

  • SEMICONDUCTOR DEVICES

    AAKASH SERIES|Exercise EXERCISE -I (TRANSISTORS)|24 Videos

  • SEMICONDUCTOR DEVICES

    AAKASH SERIES|Exercise EXAMPLES|56 Videos

  • RAY OPTICS

    AAKASH SERIES|Exercise PROBLEMS ( LEVEL-II)|50 Videos

  • UNITS AND MEASUREMENT

    AAKASH SERIES|Exercise PRACTICE EXERCISE|45 Videos

Similar Questions

Explore conceptually related problems

Energy band gap E_(g) in an insulator is of the order of

In a conductor, the forbidden energy gap is of the order of

The energy level stationed at the centre of forbidden energy gap of an intrinsic semiconductor is

The oxide that is insulator is

AAKASH SERIES-SEMICONDUCTOR DEVICES-EXERCISE -I (ENERGY BANDS AND CLASSIFICATION OF SOLIDS )
  1. In a semiconductors the separation between conduction band and valence...

    Text Solution

    |

  2. The intrinsic semi conductor behaves as insulator at

    Text Solution

    |

  3. The forbidden energy gap in an insulator is of the order of

    Text Solution

    |

  4. In case of a semi conductor, which one of the following statements is ...

    Text Solution

    |

  5. An electric field is applied to a semiconductor. Let the number of cha...

    Text Solution

    |

  6. Let np, and nc be the numbers of holes and conduction electrons in an ...

    Text Solution

    |

  7. If the two ends of a p-n junction are joined by a wire

    Text Solution

    |

  8. The drift current in a p-n junction is

    Text Solution

    |

  9. The diffusion current in a p - n junction is

    Text Solution

    |

  10. Diffusion current in a p-n junction is greater than the drift current ...

    Text Solution

    |

  11. At absolute zero temperature, a crystal of pure Germanium

    Text Solution

    |

  12. In an intrinsic semiconductor, the fermi energy level lies

    Text Solution

    |

  13. Which of the following statements is not true?

    Text Solution

    |

  14. The mobility of electrons is greater than that of holes. Because they

    Text Solution

    |

  15. Pick out the incorrect statement regarding reverse saturation current ...

    Text Solution

    |

  16. The value indicated by fermi-energy level in an intrinsic semiconducto...

    Text Solution

    |

  17. A pure semi conductor has

    Text Solution

    |

  18. The conductivity of semi conductors like Si or Ge

    Text Solution

    |

  19. A doped semiconductor is

    Text Solution

    |

  20. The potential in the depletion layer is due to

    Text Solution

    |