Home
Class 12
PHYSICS
A n-p-n transistor is said to be in acti...

A n-p-n transistor is said to be in active region of operation, when

A

both emitter and collector junctions are forward biased.

B

both emitter and collector junctions are reverse biased.

C

emitter junction is forward biased and collector junction is reverse biased.

D

emitter junction is reverse biased and collector junction is reverse biased.

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • SEMICONDUCTOR DEVICES

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

    AAKASH SERIES|Exercise EXERCISE -I (MATCHING TYPE QUESTIONS)|1 Videos
  • SEMICONDUCTOR DEVICES

    AAKASH SERIES|Exercise EXERCISE -I (P-N JUNCTION DIODE)|35 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

When n-p-n transistor is used as an amplifie

AAKASH SERIES-SEMICONDUCTOR DEVICES-EXERCISE -I (TRANSISTORS)
  1. In a transistor

    Text Solution

    |

  2. In a transistor the width of

    Text Solution

    |

  3. A n-p-n transistor is said to be in active region of operation, when

    Text Solution

    |

  4. n-P-n transistors are preferred to P-n-p transistors because

    Text Solution

    |

  5. In n-P-n transistor the P-type crystal acts as

    Text Solution

    |

  6. A n-p-n transistor conducts when

    Text Solution

    |

  7. In an NPN transistor, the emitter current is

    Text Solution

    |

  8. In the circuit symbol of transistor the arrow on the emitter indicates

    Text Solution

    |

  9. When n-P-n transistor is used as an amplifier

    Text Solution

    |

  10. An n-p-n transistor is biased to work as an amplifier, which of the fo...

    Text Solution

    |

  11. Of the following statements about a p-n-p transistor, which is correct...

    Text Solution

    |

  12. In CE configuration transistor, the current gain

    Text Solution

    |

  13. The relation between alpha and beta with usual notation is

    Text Solution

    |

  14. The following configuration having the highest voltage gain is,

    Text Solution

    |

  15. Transistor input characteristics curves are the graphs drawn with

    Text Solution

    |

  16. Transistor output characteristic curves are the graphs drawn with

    Text Solution

    |

  17. An n-p-n transistor power amplifier in C.E configuration gives

    Text Solution

    |

  18. Consider a p-n junction as a capacitor, formed with p and n - material...

    Text Solution

    |

  19. In a common base amplifier, the phase difference between the input sig...

    Text Solution

    |

  20. For a transistor amplifier, the voltage gain

    Text Solution

    |