Home
Class 12
PHYSICS
Avalanche breakdown in a PN junction di...

Avalanche breakdown in a `PN` junction diode is to

A

sudden shift to fermi level

B

increase in the width of forbidden gap

C

dudden increase of impurity concentration

D

cumulative effect of increased electron collsion and creation of added electron hole pairs

Text Solution

Verified by Experts

The correct Answer is:
D
NA
Promotional Banner

Topper's Solved these Questions

  • SEMICONDUCTORS

    CP SINGH|Exercise Exercises|140 Videos

  • REFRACTION OF LIGHT BY PLANE SURFACES

    CP SINGH|Exercise Exercises|110 Videos

  • THERMAL AND ELECTRIC EFFECT oF CURRENT

    CP SINGH|Exercise Exercises|101 Videos

Similar Questions

Explore conceptually related problems

P-N junction diodes

P-N junction diode

P-N junction diode

In a P-N junction diode :

Avalanche breakdown is due to

The PN junction diode is used as

Avalanche breakdown in a semi conductor diode occurs when

The reverse biasing in a PN junction diode

The avalanche break down in p-n junction is not caused due to

CP SINGH-SEMICONDUCTORS-Exercises
  1. On increases the reverse biase to a large value of in a PN- junction d...

    Text Solution

    |

  2. In P-N junction, avalanche current flows in circuit when biassing is

    Text Solution

    |

  3. Avalanche breakdown in a PN junction diode is to

    Text Solution

    |

  4. In the given figure, which of the diodes are forward biased?

    Text Solution

    |

  5. What is the current in the circuit shown below?

    Text Solution

    |

  6. The diode used in the circuit shown in the figure has a constant volta...

    Text Solution

    |

  7. Current in the circuit will be

    Text Solution

    |

  8. Find V(AB)

    Text Solution

    |

  9. In the given circuit The current through the battery is

    Text Solution

    |

  10. In a reverse biased diode, when the applied voltage changes by 1V, the...

    Text Solution

    |

  11. Which of the following is correct regarding recitficaton?

    Text Solution

    |

  12. An alternating current can be converted into direct current by a

    Text Solution

    |

  13. The peak voltage in the output of a half-wave diode rectifier fed with...

    Text Solution

    |

  14. If a full wave reactifier circuit is operating from 50 Hz mains, the f...

    Text Solution

    |

  15. The maximum effeciency of full wave rectifier is

    Text Solution

    |

  16. In the circuit given below, V(t) is the sinusiodal voltage source, vol...

    Text Solution

    |

  17. Which of the following is correct regarding bridge recifier?

    Text Solution

    |

  18. In the diagram, the input is across the terminals A and C and the outp...

    Text Solution

    |

  19. A bridge rectifier is shown in figure. Alternating input is given acro...

    Text Solution

    |

  20. In the circuit shown in figure the maximum output voltage V(0) is

    Text Solution

    |