Home
Class 12
PHYSICS
In a semi conductor diode, the barrier p...

In a semi conductor diode, the barrier potential opposes diffusion of

A

free electrons from n-region

B

holes from P-region

C

majority carriers from both the regions

D

minority carriers from both regions

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • SEMICONDUCTOR DEVICES

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

  • SEMICONDUCTOR DEVICES

    AAKASH SERIES|Exercise EXERCISE -I (LOGIC GATES)|17 Videos

  • SEMICONDUCTOR DEVICES

    AAKASH SERIES|Exercise EXERCISE -I (ENERGY BANDS AND CLASSIFICATION OF SOLIDS )|43 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

What is a semi conductor ?

(A): The semiconductors do not obey ohm's law. (R): In semi conductors, the resistance depends on magnitude and direction of applied electric field.

Determine the current through a silicon diode of (barrier potential = 0.7V Fig Assume that the diode resistance is negligible.

In case of a semi conductor, which one of the following statements is wrong?

Statement - (A): A steady current is flowing in a cylindrical conductor, the electric field with in the conductor is not zero. Statement-(B):Electrons in a conductor have no motion in the absence of a potential difference across it.

AAKASH SERIES-SEMICONDUCTOR DEVICES-EXERCISE -I (P-N JUNCTION DIODE)
  1. The barrier potentials for silicon and Germanium diodes are about

    Text Solution

    |

  2. The dominant mechanisms for motion of charge carriers in forward and r...

    Text Solution

    |

  3. In a semi conductor diode, the barrier potential opposes diffusion of

    Text Solution

    |

  4. The correct curve between potential and distance near P-N junction is

    Text Solution

    |

  5. When p-n junction diode is forward biased

    Text Solution

    |

  6. Which of the following statement is not correct when a junction diode ...

    Text Solution

    |

  7. The resistance of an ideal diode in forward biased condition is

    Text Solution

    |

  8. The resistance of an ideal diode in reverse biased condition is

    Text Solution

    |

  9. In forward biased condition, the p-n junction diode behaves as

    Text Solution

    |

  10. Reverse bias applied to a junction diode

    Text Solution

    |

  11. In the middle of the depletion layer of a reverse biased p-n junction,...

    Text Solution

    |

  12. Avalanche breakdown in a semiconductor diode occurs when

    Text Solution

    |

  13. When a P-n junction diode is reverse biased the flow of current across...

    Text Solution

    |

  14. The small currents in reverse biased condition of p-n diode are due to

    Text Solution

    |

  15. A P-n junction diode can be used as

    Text Solution

    |

  16. A diode as a rectifier converts

    Text Solution

    |

  17. In half-wave rectifier, maximum percentage of A.C. power that can be c...

    Text Solution

    |

  18. In a half-wave rectifier, the load current flows for

    Text Solution

    |

  19. Maximum efficiency of a full-wave rectifier is

    Text Solution

    |

  20. In a full-wave rectifier, the load current flows for

    Text Solution

    |