Home
Class 12
PHYSICS
For a transistor the parameter beta=99. ...

For a transistor the parameter `beta=99`. The value of the parameter `alpha` is

A

`0.9`

B

`0.99`

C

`1`

D

`9`

Text Solution

Verified by Experts

The correct Answer is:
B
`alpha=(beta)/(1+beta)=99/(1+990)=0.99`
Promotional Banner

Topper's Solved these Questions

  • SEMICONDUCTOR ELECTRONICS

    A2Z|Exercise Digital Electronics|40 Videos

  • SEMICONDUCTOR ELECTRONICS

    A2Z|Exercise Problems Based On Mixed Concepts|32 Videos

  • SEMICONDUCTOR ELECTRONICS

    A2Z|Exercise Diode In Circuits|40 Videos

  • NUCLEAR PHYSICS

    A2Z|Exercise Section D - Chapter End Test|29 Videos

  • SOURCE AND EFFECT OF MAGNETIC FIELD

    A2Z|Exercise Section D - Chapter End Test|30 Videos

Similar Questions

Explore conceptually related problems

If for a transistor, beta = 49, then the value of alpha is

For a transistor the value of alpha is 0.9 . beta value is

In a transistor, the value of alpha=0.9 . Then the value of beta is:

Impact Parameter

In a transistor, the value of beta is 60 Calculate the value of alpha .

In a transistor, the value of beta is 50. Calculate the value of alpha

For a transistor if beta =100 then alpha will be

A2Z-SEMICONDUCTOR ELECTRONICS-Junction Transistor
  1. The transistors provide good power amplification when they are used in

    Text Solution

    |

  2. The transfer ration of a transistor is 50. The input resistance of th...

    Text Solution

    |

  3. For a transistor the parameter beta=99. The value of the parameter alp...

    Text Solution

    |

  4. In a PNP transistor the base is the N-region. Its width relative to th...

    Text Solution

    |

  5. A common emitter amplifier is designed with NPN transistor (alpha=0.99...

    Text Solution

    |

  6. The symbol given in figure represents

    Text Solution

    |

  7. An NPN-transistor circuit is arranged as shown in figure. It is

    Text Solution

    |

  8. The part of a transistor which is heavily doped to produce a large num...

    Text Solution

    |

  9. For a transistor the current amplification factor is 0.8. The transist...

    Text Solution

    |

  10. In a common base amplifier circuit, calculate the change in base curre...

    Text Solution

    |

  11. In case of NPN-transistor the collector current is always less than th...

    Text Solution

    |

  12. In a transistor circuit shown here the base current is 35 muA. The val...

    Text Solution

    |

  13. In transistor, a change of 8.0 mA in the emitter current produces a ch...

    Text Solution

    |

  14. In a transistor configuration beta -parameter is

    Text Solution

    |

  15. Which of these is unipolar transistor?

    Text Solution

    |

  16. For a transistor, in a common emitter arragement, the alternating curr...

    Text Solution

    |

  17. The relation between alpha and beta parameters of current gains for a ...

    Text Solution

    |

  18. When npn transistor is used as an amplifler

    Text Solution

    |

  19. In the CB mode of a transistor, when the collector voltage is changed ...

    Text Solution

    |

  20. Which of the following is used to produce radio waves of constant ampl...

    Text Solution

    |