Home
Class 12
PHYSICS
In an NPN transistor the collector curre...

In an `NPN` transistor the collector current is `24 mA`. If `80%` of electrons reach collector it base current in `mA` is

A

36 mA

B

26mA

C

16 mA

D

6mA

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • ROTATIONAL MOTION

    MARVEL PUBLICATION|Exercise TEST YOUR GRASP - 3|8 Videos
  • STATIONARY WAVES

    MARVEL PUBLICATION|Exercise TEST YOUR GRASP-8|20 Videos

Similar Questions

Explore conceptually related problems

In an NPN transistor the collector current is 10 mA . If 90% of electrons reach collector, the emitter current (i_(E)) and base current (i_(B)) are given by

In NPN transistor the collector current is 10mA . If 90% of electrons emitted reach the collector, the

In a P-N-P transistor, the collector current is 10 mA . If 90% of the holes reach the collector, then emitter current will be :

In an n-p-n circuit transistor, the collector current is 10 mA. If 80% electrons emitted reach the collector, then

In an n-p-n transistor, the collector current is 10 mA. If 90% of the electrons emitted reach the collector, then the emitter current will be

" In an N-P-N transistor,collector current is "10mA" ,if "80%" emitted electrons reach the collector then :- "

In an n-p-n transistor circuit, the collector current is 20 mA. If 90 % of electron emitted reach the collector :-

In an n-p-n transistor circuit, the collector current is 9 mA. If 90% of the electrons emitter reach the collector, find the base current and collector current.

MARVEL PUBLICATION-SEMICONDUCTORS -MCQs
  1. When a transistor amplifier having current gain of 75 is given an inpu...

    Text Solution

    |

  2. For a common emitter amplifier, input resistance (Ri) = 500Omega and l...

    Text Solution

    |

  3. In an NPN transistor the collector current is 24 mA. If 80% of electro...

    Text Solution

    |

  4. In a positive feedback oscillator, the feedback voltage (signal) and t...

    Text Solution

    |

  5. A transistor -oscillator using a resonant circuit with an inductor L (...

    Text Solution

    |

  6. In a transistor in CE configuration, the ratio of power gain to voltag...

    Text Solution

    |

  7. A common emitter amplifier gives an output of 3 V for an input of 0.01...

    Text Solution

    |

  8. The collector supply voltage is 6 V and the voltage drop across a resi...

    Text Solution

    |

  9. Transfer characterstics [output voltage (V(o)) vs. input voltage (V(i)...

    Text Solution

    |

  10. In NPN transistor, if doping in base region is increased then collecto...

    Text Solution

    |

  11. In a PNP transistor, N-type semiconductor is used as the

    Text Solution

    |

  12. Which one of the following is not necessary in a feedback oscillator ?

    Text Solution

    |

  13. The current gain ofa transistor is 100. If the base current changes by...

    Text Solution

    |

  14. In a common base mode of a transition , the collector current is 5.48...

    Text Solution

    |

  15. The current gain for a transistor working as a common-base amplifier i...

    Text Solution

    |

  16. The part of a transistor which is most heavily doped to produce large ...

    Text Solution

    |

  17. A n-p-n transistor conducts when

    Text Solution

    |

  18. For a transitor the current ratio alpha(DC) is 69/70 the current ga...

    Text Solution

    |

  19. How many electrodes are there in a transistor ?

    Text Solution

    |

  20. In a PNP transistor, N-type semiconductor is used as the

    Text Solution

    |