Home
Class 12
PHYSICS
The input resistance of a CE amplifier i...

The input resistance of a CE amplifier is `400 Omega` and the load resistance is `4 kOmega.` A change of base current by `10muA` results in the change of collector current by 2 mA. The voltage gain of the amplifier is

A

500

B

1000

C

1500

D

2000

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • SEMICONDUCTORS

    TARGET PUBLICATION|Exercise Competitive thinking|110 Videos
  • ROTATIONAL MOTION

    TARGET PUBLICATION|Exercise MCQ|245 Videos
  • STATIONARY WAVES

    TARGET PUBLICATION|Exercise EVALUATION TEST|16 Videos

Similar Questions

Explore conceptually related problems

The input resistance of a common emitter amplifier is 330Omega and the load resistance is 5 kOmega A change of base current is 15 muA results in the change of collector current I mA. The voltage gain of the amplifier is

A transistor is used as a common emitter amplifier with load resistance 2kOmega . The changed by 20muA which results in a change in collector current by 1.5 mA. The voltage gain of the amplifier is

A transistor is used as a common emitter amplifier with a load resistance of 2kOmega . The input resistance is 150Omega. Base current is changed by 20muA which results in change in collector current by 1.5 mA. The voltage gain of the amplifier is

The input resistance of a silicon transistor is 665Omega . Its base current is changed by 15muA which results in the change in collector current by 2mA . This transistor is used as a common emitter amplifier with a load resistance of 5kOmega . What is the voltage gain of the amplifier.

The input resistance of a silicon transistor is 665Omega . Its base current is changed by 15 muA which result in the change in collector current by 2mA . This transistor is used as a common emitter amplifier with a load resistance of 5kOmega calculate current gain, beta_(a.c.) , transconductance g_(m) and voltage gain A_(v) of the amplifier.

The input resistance of a silicon transistor is 100Omega base current is changed by 40muA which results in a change in collector current by 2mA . This transistor is used as a common emitter amplifier with a load resistance of 4kOmega . The voltage gain of the amplifier is

The input resistance of a silicon transistor is 100 Omega . Base current is changed by 40 muA which results in a change in collector current by 2 mA . This transistor is used as a common-emitter amplifier with a load resistance of 4k Omega . The voltage gain of the amplifier is

TARGET PUBLICATION-SEMICONDUCTORS-Evaluation Test
  1. Which of the energy band diagrams shown in the figure corresponds to t...

    Text Solution

    |

  2. A zener-regulated power supply consists of a 9 V battery connected in ...

    Text Solution

    |

  3. The current gain of a transistor is 0.94. The change in collector curr...

    Text Solution

    |

  4. For a photodiode, the forbidden energy gap (Eg) of the material used i...

    Text Solution

    |

  5. If the two ends p and n of p-n junction diode are joined by a wire,

    Text Solution

    |

  6. Assertion : A transistor amplifier in common emitter configuration ha...

    Text Solution

    |

  7. Assertion : In a transistor the base is made thin. Reason: A thin b...

    Text Solution

    |

  8. Carbon, silicon and germanium have four valence electrons each. The mo...

    Text Solution

    |

  9. The input resistance of a CE amplifier is 400 Omega and the load resis...

    Text Solution

    |

  10. The number densities of electrons and holes in a pure germanium at roo...

    Text Solution

    |

  11. For a transistor amplifier, the voltage gain

    Text Solution

    |

  12. A common-emitter amplifier, has an input resistance of 500Omega and an...

    Text Solution

    |

  13. A p-n junction diode when forward biased has a drop of 0.4 V which is ...

    Text Solution

    |

  14. A transistor has alpha=0.96. If the emitter current is 8 mA, what are ...

    Text Solution

    |

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

    Text Solution

    |

  16. A transistor is connected in common-emitter (CE) configuration.The col...

    Text Solution

    |

  17. The maximum wavelength which a photodiode can detect with Eg=0.74 eV i...

    Text Solution

    |