Home
Class 12
PHYSICS
In the depletion region of a diode....

In the depletion region of a diode.

A

There the mobile charges exist

B

Equal number of holes and electrons exist. making the region neutral.

C

Recombination of holes and electrons has taken place

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • SEMICONDUCTOR ELECTRONICS : MATERIALS , DEVICES AND SIMPLE CIRCUITS

    NCERT FINGERTIPS ENGLISH|Exercise HOTS|8 Videos

  • SEMICONDUCTOR ELECTRONICS : MATERIALS , DEVICES AND SIMPLE CIRCUITS

    NCERT FINGERTIPS ENGLISH|Exercise NCERT|8 Videos

  • RAY OPTICS AND OPTICAL INSTRUMENTS

    NCERT FINGERTIPS ENGLISH|Exercise NCERT Exemplar|11 Videos

  • WAVE OPTICS

    NCERT FINGERTIPS ENGLISH|Exercise Assertion And Reason|15 Videos

Similar Questions

Explore conceptually related problems

The depletion region of a P-N diode, under open circuit condition contains

In the depletion region of an unbiased p-n junction diode there are

In a forward biased PN - junction diode, the potential barrier in the depletion region is of the from...

A zener diode has a contact potential of 1 V in the absence of biasing. It undergoes Zener breakdown for an electric field of 10^(6) V/m at the depletion region of p-n junction. If the width of the depletion region is 2.5 mu m, what should be the reverse biased potential for the Zener breakdown to occur ?

The increase in the width of the depletion region in a p-n junction diode is due to:

With reference to a semiconductor diode, define the terms .depletion region. and .potential barrier.. How will the width of depletion region change during reverse biasing?

A potential barrier of 0.3 V exists across a p-n junction. If the depletion region is 1 mu m wide, what is the intensity of electric field in this region?

A potential barrier of 0.50 V exists across a P-N junction. If the depletion region is 5.0xx10^(-7)m , wide the intensity of the electric field in this region is

What is meant by depletion region in a junction diode? How is this region formed?

In a p-n junction depletion region has a thickness of the order of

NCERT FINGERTIPS ENGLISH-SEMICONDUCTOR ELECTRONICS : MATERIALS , DEVICES AND SIMPLE CIRCUITS -Assertion And Reason
  1. In the depletion region of a diode.

    Text Solution

    |

  2. Assertion: If there is some gap between the conduction band and the va...

    Text Solution

    |

  3. Assertion : The electrons in the conduction band have higher energy th...

    Text Solution

    |

  4. Assertion : In a semiconductor, the conduction electrons have a higher...

    Text Solution

    |

  5. Assertion: The probability of electrons to be found in the conduction ...

    Text Solution

    |

  6. Assertion: The conductivity of an intrinsic semiconductor depends on i...

    Text Solution

    |

  7. Assertion: The conductivity of an intrinsic semiconductor depends on i...

    Text Solution

    |

  8. Assertion: Thickness of depletion layer is fixed in all semiconductor ...

    Text Solution

    |

  9. Assertion: Zener diode works on aa principle of of breakdown voltage. ...

    Text Solution

    |

  10. Assertion : Zener diode is used to obtain voltage regulation Reason ...

    Text Solution

    |

  11. Assertion: The semiconductor used for fabrication of visible LEDs must...

    Text Solution

    |

  12. Assertion : In a transistor the base is made thin. Reason: A thin b...

    Text Solution

    |

  13. Assertion : Two p-n junction diodes placed back to back, will work as ...

    Text Solution

    |

  14. Assertion : In an oscillator, the feedback is in the same phase which ...

    Text Solution

    |

  15. Assertion : In an OR gate if any of the input is high, the output is h...

    Text Solution

    |

  16. Assertion: This circuit acts as OR Gate. Reason: Truth table for...

    Text Solution

    |