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The input resistance of a silicon transi...

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

A

2000

B

3000

C

4000

D

1000

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The correct Answer is:
A
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AAKASH INSTITUTE-SEMICONDUCTOR ELECTRONICS (MATERIAL, DEVICES AND SIMPLE CIRUITS )-Assignment section -C (Previous years type question)
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  7. In forward biasing of the p-n junction:

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  9. A common emitter amplifier has a voltage gain of 50, an input impedanc...

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  10. The device that can act as a complete electronic circuit is

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  11. Which of the following statement is False?

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  12. Which one of the following bonds produces a solid that reflects light ...

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  13. For transistor action which of the following statement are correct (...

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  14. A p-n photodiode is fabricated from a semiconductor with a band gap of...

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  16. Sodium has body centred packing. Distance between two nearest atoms is...

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  17. If the lattice parameter for a crystalline structure is 3.6Å, then the...

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

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  19. A p-n photodiode is made of a material with a band gap of 2.0 eV. The ...

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  20. A common emitter amplifier has a voltage gain of 50, an input impedanc...

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