Home
Class 12
PHYSICS
The value of beta of a transistor is 19...

The value of `beta` of a transistor is 19. The value of `alpha` will be

A

0.93

B

0.98

C

0.99

D

0.95

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • SEMICONDUCTORS

    TARGET PUBLICATION|Exercise Evaluation Test|17 Videos

  • SEMICONDUCTORS

    TARGET PUBLICATION|Exercise Critical thinking|32 Videos

  • ROTATIONAL MOTION

    TARGET PUBLICATION|Exercise MCQ|245 Videos

  • STATIONARY WAVES

    TARGET PUBLICATION|Exercise EVALUATION TEST|16 Videos

Similar Questions

Explore conceptually related problems

In a transistor , the value of alpha is always

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

For a transistor if beta =100 then alpha will be

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

The alpha and beta of a transistor are always

If alpha = 60/61 for a transistor, the value of beta is

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

TARGET PUBLICATION-SEMICONDUCTORS-Competitive thinking
  1. The value of current gain alpha of trasistor is 0.98. The value of bet...

    Text Solution

    |

  2. For a transistor, the current ratio alpha(dc)=(69)/(70). The current g...

    Text Solution

    |

  3. The value of beta of a transistor is 19. The value of alpha will be

    Text Solution

    |

  4. If the current gain is 100, then the emitter current in a transistor f...

    Text Solution

    |

  5. For a common base configuration of PNP transistor (l(C))/(l(E))=0.98, ...

    Text Solution

    |

  6. In a PNP transistor working as common-base amplifier, current gain is ...

    Text Solution

    |

  7. In a common emitter (CE) amplifier having a voltage gain G, the transi...

    Text Solution

    |

  8. In common base circuit of a transistor, current amplification factor i...

    Text Solution

    |

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

    Text Solution

    |

  10. In case of a bipolar transistor beta =45. The potential drop across th...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  13. Assertion : In a common emitter transistor amplifier the input current...

    Text Solution

    |

  14. Consider an n-p-n transistor amplifier in common-emitter configuration...

    Text Solution

    |

  15. In a N-P-N transistor about 10^(10) electrons enter the emitter in 2 m...

    Text Solution

    |

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

    Text Solution

    |

  17. In a common base mode of a transistor the collector current is 5.488 m...

    Text Solution

    |

  18. In a transistor, the collector current varies by 0.49 mA and emitter c...

    Text Solution

    |

  19. In CE NPN transistor 10^(10 electrons enter the emitter in 10^(-6) s w...

    Text Solution

    |

  20. The collector supply voltage in CE transistor amplifier is 10V. The ba...

    Text Solution

    |