Home
Class 11
PHYSICS
A change of 8.0 mA in the emitter curren...

A change of 8.0 mA in the emitter current brings a change of 7.9mA in the collector current. How much change in the base current is required to have the same change 7.9 mA in the collector current? Find the values of ` alpha ` and ` beta ` .

A

`0.99,90`

B

`0.96.79`

C

`0.97,99`

D

`0.99,79`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • RAY OPTICS AND OPTICAL INSTRUMNTS

    DISHA|Exercise PHYSICS|44 Videos

  • SYSTEM OF PARTICLES AND ROTATIONAL MOTION

    DISHA|Exercise PHYSICS|45 Videos

Similar Questions

Explore conceptually related problems

A change of 8.0mA in the emitter current brings a change of 7.9mA in the collector current. How much change in the base current is required to have the same change 7.9mA in the collector current?Find the values of (alpha) and (beta) .

A change of 8mA in the emitter current brings a change if 7.9 mA in the collector current. The change in base current required to have the same change in the collector is

A charge of 8.0 mA in the emitter current brings a charge of 7.9 mA in the collector current. The values of alpha and beta are

In a silicon transistor, a change of 80mA emitter current produces a change of 7.9mA in the collector current. What change in the base current is necessary to produce an equivalent change in the collector current? Find the values of alpha and beta .

In transistor, a change of 8.0 mA in the emitter current produces a change of 7.8 mA in the collector current. What change in the base current is necessary to produce the same change in the collector current ?

In a silicon transistor, a change of 8.0 mA in the emitter current produces a change of 7.9 mA in the collector current. What change in the base current is necessary to produce an equivalent change in collector current?

In a transistor, a change of 8.0mA in the emitter current produced a charge of 7.9mA in the collector current. The base current changes by

In a silicon transistor, a change of 7.89 mA in the emitter current produce a change of 7.8 mA in the collector current. What change in the base current is necessary to produce an equivalent change in the collector current?

Knowledge Check

  • A change of 8mA in the emitter current brings a change if 7.9 mA in the collector current. The change in base current required to have the same change in the collector is

    A
    `0.01 mA`
    B
    `1 A`
    C
    `10 mA`
    D
    `0.1 mA`

  • A change of 8. 0 mA in the emitter current brings a change of 7. 9 mA in the collector current. The values of alpha and beta are

    A
    `0.99, 90 `
    B
    `0.96, 79 `
    C
    `0.97, 99 `
    D
    `0.99, 79 `

  • A charge of 8.0 mA in the emitter current brings a charge of 7.9 mA in the collector current. The values of alpha and beta are

    A
    `0.99, 90`
    B
    `0.96,79`
    C
    `0.97,99`
    D
    `0.99,79`
    • DISHA-SEMICONDUCTOR-PHYSICS
    1. A change of 8.0 mA in the emitter current brings a change of 7.9mA in ...

      Text Solution

      |

    2. A pure semiconductor has equal electron and hole concentration of 10^(...

      Text Solution

      |

    3. Mention the important considerations required while fabricating a p-n ...

      Text Solution

      |

    4. A common emitter amplifier has a voltage gain of 50, an input impedenc...

      Text Solution

      |

    5. Which logic gate with inputs A and B performs the same operation as th...

      Text Solution

      |

    6. In an unblased p-n junction, holes diffuse from the p - region to n- r...

      Text Solution

      |

    7. A silicon diode has a threshold voltage of 0.7 V. If an input voltage ...

      Text Solution

      |

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

      Text Solution

      |

    9. In an n-p-n transistor 10^(10) electrons enter the emitter in 10^(-6)s...

      Text Solution

      |

    10. Assuming that the silicon diode having resistance of 20 Omega, the cur...

      Text Solution

      |

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

      Text Solution

      |

    12. A half-wave rectifier is being used to rectify an alternating voltage ...

      Text Solution

      |

    13. A diode having potential difference 0.5 V across its junction which do...

      Text Solution

      |

    14. In common emitter amplifier, the current gain is 62. The collector res...

      Text Solution

      |

    15. On doping germanium with donor atoms of density 10^(17) cm^(-3), find ...

      Text Solution

      |

    16. The voltage gain of an amplifier with 9% negative feedback is 10. The ...

      Text Solution

      |

    17. A system of four gates is set up as shown. The 'truth table' correspon...

      Text Solution

      |

    18. The intrinsic conductivity of germanium at 27^(@) is 2.13 mho m^(-1) a...

      Text Solution

      |

    19. The logic circuit shown below has the input waveforms ‘A’ and ‘B’ as s...

      Text Solution

      |

    20. Pure Si at 500K has equal number of electron (n(e)) and hole (n(h)) co...

      Text Solution

      |