Home
Class 12
PHYSICS
What is the forbidden energy gap (in jou...

What is the forbidden energy gap (in joule) for a Germanium crystal ?

A

0.067 ev

B

6.57 ev

C

2.67 eV

D

0.67 eV

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • ROTATIONAL MOTION

    NIKITA PUBLICATION|Exercise MULTIPLE CHOICE QUESTIONS|405 Videos

  • STATIONARY WAVES

    NIKITA PUBLICATION|Exercise MCQs|396 Videos

Similar Questions

Explore conceptually related problems

The forbidden energy gap in Ge is :-

What is forbidden energy gap (Eg) or band gap?

For germenium crystal, the forbidden energy gap in joules is

Forbidden energy gap in a semiconductor is

What is the order of forbidden energy gap in eV in the energy bands of silicon ?

Forbidden energy gap or band gap energy .

Forbidden energy gap for an insulator is :–

The forbidden energy gap in an intrinsic semiconductor is

NIKITA PUBLICATION-SEMICONDUCTORS-MCQS
  1. Which one of the following is an amorphous solid?

    Text Solution

    |

  2. In an insulator, the forbidden energy gap between the valence band and...

    Text Solution

    |

  3. What is the forbidden energy gap (in joule) for a Germanium crystal ?

    Text Solution

    |

  4. The band of maximum energy in which electrons are present is called th...

    Text Solution

    |

  5. The for bidden gap in the energy bands of sillcon is

    Text Solution

    |

  6. At absolute zero temperature the forbidden gap of conductor is

    Text Solution

    |

  7. There is a small energy gap between the conduction and valence bands o...

    Text Solution

    |

  8. If the temperature of semiconductor is increased the number of electro...

    Text Solution

    |

  9. In a good conductor, what is the energy gap between the conduction b...

    Text Solution

    |

  10. If the temperature of semiconductor will increase then the forbiddenga...

    Text Solution

    |

  11. The level formed due to impurity atom, in the for hidden energy gap, v...

    Text Solution

    |

  12. The valence band and the conduction band of a substance overlap at ord...

    Text Solution

    |

  13. The Ge behaves as semiconductor even though all electrons in the valen...

    Text Solution

    |

  14. The most commonly used semiconductors are

    Text Solution

    |

  15. The behavior of pure Ge crystal, at absolute zero temperature is that ...

    Text Solution

    |

  16. The conductivity of semiconductors

    Text Solution

    |

  17. The free electron model of metallic solid does not explain

    Text Solution

    |

  18. A pure semiconductor

    Text Solution

    |

  19. Majority carries in semiconductor are

    Text Solution

    |

  20. In a semiconductor, the mobility of holes is

    Text Solution

    |