Home
Class 12
PHYSICS
Why does the Fermi energy level in p-typ...

Why does the Fermi energy level in p-type semiconductor shift towards the valence band?

Promotional Banner

Topper's Solved these Questions

  • SEMICONDUCTOR DEVICES

    AAKASH SERIES|Exercise Problems (LEVEL-I)|35 Videos

  • SEMICONDUCTOR DEVICES

    AAKASH SERIES|Exercise Problems (LEVEL-II)|9 Videos

  • SEMICONDUCTOR DEVICES

    AAKASH SERIES|Exercise Exercise (Short answer questions)|27 Videos

  • RAY OPTICS

    AAKASH SERIES|Exercise PROBLEMS ( LEVEL-II)|60 Videos

  • UNITS AND MEASUREMENT

    AAKASH SERIES|Exercise PRACTICE EXERCISE|45 Videos

Similar Questions

Explore conceptually related problems

A p-type semiconductor is

What are n-type and p-type semiconductors?

A 0K temperature, a p -type semiconductor

The band structure in n - type semiconductor is

What are p-type and n-type semiconductors?

In p-type semiconductor, the major charge carriers are:

The majority charge carriers in P -type semiconductors are

In a good conductor, what is the energy gap between the conduction band and the valence band.?

A P -type semiconductor can be obtained by adding

AAKASH SERIES-SEMICONDUCTOR DEVICES-Exercise (very Short answer questions)
  1. With reference to semi-conductors answer the following Name the majo...

    Text Solution

    |

  2. Why does the fermi energy level in an n-type semi conductor shift towa...

    Text Solution

    |

  3. Why does the Fermi energy level in p-type semiconductor shift towards ...

    Text Solution

    |

  4. When an electric field is applied across a semiconductor,

    Text Solution

    |

  5. Of the two types charge carries-holes and electrons which has greater ...

    Text Solution

    |

  6. Lets npand ne be the number of holes and conduction electrons in an in...

    Text Solution

    |

  7. What is the ratio of number density of free electron and hole in a p-t...

    Text Solution

    |

  8. What is the ratio of n(p) to n(e) , in an n-type semi conductor?

    Text Solution

    |

  9. How does electrical conductivity of semiconductors vary with temperat...

    Text Solution

    |

  10. What is p-n junction diode ? Define depletion layer.

    Text Solution

    |

  11. What are 1) forward bias and 2) reverse - bias?

    Text Solution

    |

  12. What happens to the width of depletionlayer ofa p-n-junction when it i...

    Text Solution

    |

  13. To forward-bias a diode, its p-type is to be connected to the positive...

    Text Solution

    |

  14. To reverse -bias a diode, its p-type is to be connected to the negativ...

    Text Solution

    |

  15. Which type of biasing gives a semi-conductor diode very high resistanc...

    Text Solution

    |

  16. Can the potential barrier across a p - n junction be measured by simpl...

    Text Solution

    |

  17. Which type of break down results due to strong electric fields at the ...

    Text Solution

    |

  18. Is it correct to say that a diode behaves like a closed switch in the ...

    Text Solution

    |

  19. What is the use of a Zener diode?

    Text Solution

    |

  20. In which bias zener diode characteristic is same as that of function d...

    Text Solution

    |