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npn transistors are preferred to pnp tra...

`npn` transistors are preferred to `pnp` transistors because they have

A

low cost

B

low dissipation energy

C

capable of handling large power

D

electrons have high mobility than holes and hence high mobility of energy.

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The correct Answer is:
D
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NARAYNA-SEMI CONDUCTOR DEVICES-C.U.Q
  1. In the use of transistor as an amplifier

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  2. One way in which the operation of an npn transistor differ from that o...

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  3. npn transistors are preferred to pnp transistors because they have

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  4. A CE transistor amplifies weak current signal because collector curren...

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  5. When a positive voltage signal is applied to the base of a common emit...

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  6. In case of common emitter p-n-p transistor input characteristic is a g...

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  7. The output characterstics of an n-p-n transistor represent, [I(C) = Co...

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  8. In a transistor the base is made very than and is lightly doped with a...

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  9. A p-n-p transistor is said to be in active region of operation, When

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  10. An n-p-n transistor power amplifier in C-E configuration gives.

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  11. When N-P-N transistor is used as an amplifier-

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

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  13. When N-P-N transistor is used as an amplifier-

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  14. A n-p-n transistor conducts when

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

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

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  17. When n-p-n transistor is used as an amplifier :

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

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  19. A three terminal device with one terminal common to both the output an...

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  20. Input and output signal of an amplifier in CE configuration are always

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