Home
Class 12
PHYSICS
In an n-p-n transistor , the base curren...

In an n-p-n transistor , the base current is 100 `muA ` and the collector current is

A

1.01 mA

B

10.1 mA

C

0.101 mA

D

0.0101 mA

Text Solution

Verified by Experts

The correct Answer is:
B
`I_(b)=100, muA, I_(c)=10 mA , I_(e)=?`
`I_(e)=I_(c)+I_(b)=10+0.1=10.1 mA`
Promotional Banner

Topper's Solved these Questions

  • ROTATIONAL MOTION

    NIKITA PUBLICATION|Exercise MULTIPLE CHOICE QUESTIONS|405 Videos

  • STATIONARY WAVES

    NIKITA PUBLICATION|Exercise MCQs|396 Videos

Similar Questions

Explore conceptually related problems

In a p-n-p transistor the emitter current is 10 mA and the collector current is 9 mA . Then the base current is

In p-n-p transistor the base current is 1 mA and the collector current is 10 mA . The emitter current is

(a) For given transistor circuit, the base current is 10muA and the collector current is 5.2 mA. Can this transistor circuit be used as an amplifier. Your answer must be supported with proper explanation. (b). For a common emitter amplifier, current gain is 69. if the emitter current is 7 mA then calculate the base current and collector current.

For a common emitter configuration , the base current is 60 muA and the collector current is 6 mA . The current gain of transistor is

If a change of 100 mu A in the base current of an n-p-n transistor in CE causes a change of 10 mA in the collector current, the ac current gain of the transistor is

In an n-p-n transistor the base current is 1 mA if 90% of electons emitteed reach the collector then find the emitter current and collector current

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 n-p-n transistor the emitter current will be equal to

NIKITA PUBLICATION-SEMICONDUCTORS-MCQS
  1. For a common emitter configuration , the base current is 60 muA and th...

    Text Solution

    |

  2. The reverse currents corresponding to reverse voltages 10 V and 20 V a...

    Text Solution

    |

  3. In an n-p-n transistor , the base current is 100 muA and the collecto...

    Text Solution

    |

  4. The knee voltage of a p-n junction diode is 0.8 V and the width of the...

    Text Solution

    |

  5. If the forward bias voltage of a p-n junction diode is changed form 0....

    Text Solution

    |

  6. The collector supply in a common emitter amplifier is 8 V and the volt...

    Text Solution

    |

  7. In an n-p-n transistor, the current gain for common emitter configurat...

    Text Solution

    |

  8. The current gain of a transistor in common emitter configuration is 80...

    Text Solution

    |

  9. In a transistor 10^(8) electrons enter at the emitter in 10^(-4) s, ou...

    Text Solution

    |

  10. In the common emitter configuration of n-p-n transistor 10^(10) electr...

    Text Solution

    |

  11. The current gain of the amplifier in the common emitter configuration ...

    Text Solution

    |

  12. A common emitter amplifier has current gain 70. Its load resistance is...

    Text Solution

    |

  13. In a common base transistor circuit, the current gain is 0.98. On cha...

    Text Solution

    |

  14. When transistor is operated in cut off region or in saturation, region...

    Text Solution

    |

  15. Transistor as a switch is used for controlling high power devices in

    Text Solution

    |

  16. When transistor is used as switch , in saturation region of transistor...

    Text Solution

    |

  17. When transistor is used as switch , in cut off region of transistor bo...

    Text Solution

    |

  18. Transistor switches have the advantage of

    Text Solution

    |

  19. An amplifier is nothing but an oscillator with-

    Text Solution

    |

  20. i) An amplifier is necessarily an oscillator too ii) An oscillator ...

    Text Solution

    |