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In junction diode, the holes are due to...

In junction diode, the holes are due to

A

Extra electrons

B

Neutrons

C

Protons

D

Missing of electrons

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The correct Answer is:
D
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AAKASH INSTITUTE-SEMICONDUCTOR ELECTRONICS (MATERIAL, DEVICES AND SIMPLE CIRUITS )-Assignment section -C (Previous years type question)
  1. In forward bias, the width of potential barrier in a P-N junction diod...

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  2. Depletion layer consists of

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  3. In junction diode, the holes are due to

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  4. In a PN-junction

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  5. Reverse bias applied to a junction diode

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  6. Barrier potential of a p-n junction diode does not depend on

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  7. In a p-n junction photo cell, the value of the photo electromotive for...

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

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

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

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

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  12. when NPN transistor is used as an amplifier then ……….

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  13. An oscillator is nothing but an amplifier with

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

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  15. The transfer ration of a transistor is 50. The input resistance of th...

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

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

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

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

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

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