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One way in which the operation of an npn...

One way in which the operation of an `npn` transistor differ from that of a `pnp` transistor is that

A

the emitter junction is reverse biased in npn

B

the emiiter junction injects minority carries into the base region of the pnp.

C

the emmiter inject holes into the base of the pnp and electrons into the base region of npn

D

the emitter inject holes into the base of npn

Text Solution

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The correct Answer is:
C
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NARAYNA-SEMICONDUCTOR ELECTRONICS-C.U.Q (SPECIAL PURPOSE P-N JUNCTION DIODES)
  1. For a transistor amplifier, the voltage gain

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  2. In the use of transistor as an amplifier

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

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

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

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

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

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

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  9. In a transistor the base is made very thin and is lightly doped with a...

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

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

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

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  13. The part of a transistor which is heavily doped to produced large numb...

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

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  15. A n-p-n transistor conducts when

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

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

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

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  19. In a PNP transistor the base is the N-region. What is the width relat...

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

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