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In a zener diode, break down occurs in r...

In a zener diode, break down occurs in reverse bias due to

A

thin depletion region

B

Internal field emission

C

High doping concentration

D

All of these

Text Solution

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The correct Answer is:
B
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AAKASH INSTITUTE ENGLISH-SEMICONDUCTOR ELECTRONICS (MATERIAL, DEVICES AND SIMPLE CIRUITS )-Assignment section -C (Previous years type question)
  1. Barrier potential of a p-n junction diode does not depend on -

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  2. In a p–n junction photo cell, the value of the photo electromotive for...

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  3. In a zener diode, break down occurs in reverse bias due to

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  4. In a p-n junction, depletion region contains

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  5. In the given circuit , the value of current is

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  6. The diode used in the circuit shown in the figure has a constant volta...

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  7. The current in the circuit will be

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  8. If a full wave rectifier circuit is operating from 50 Hz mains, the fu...

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  9. The peak voltage in the output of a half wave diode rectifier fed with...

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  10. When a n-p-n transistor is used as an amplifier, then

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  11. An oscillator is nothing but an amplifier with

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  12. The correct relationship between the two current gains alpha and beta ...

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  13. The transfer ratio of a transistor is 50. The input resistance of the...

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  14. For a common emitter circuit if l(C)/l(E) = 0.98 then current gain for...

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  15. In an n-p-n transistor working in active mode, the depletion region

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  16. A transistor -oscillator using a resonant circuit with an inductor L (...

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  17. In an n-p-n transistor working in active mode, the depletion region

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  18. A transistor has a current amplification factor of 60. In a CE amplifi...

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  19. To use a transistor as an amplifier

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  20. In a common emitter configuration base current is 40 mu A and current ...

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