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A semiconducting device is connected in ...

A semiconducting device is connected in a series circuit with a battery and a resistance.A current is found to pass through the circuit .If the polarity of the battery is reversed, the current drops to almost zero.The device may be

A

`P`-type semiconductor

B

a `N`-type semiconductor

C

a `PN`-junction

D

an intrinsic semiconductor

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The correct Answer is:
C
NA
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CP SINGH-SEMICONDUCTORS-Exercises
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  2. If the two ends of a p-n junction are joined by a wire ,

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  3. A semiconducting device is connected in a series circuit with a batter...

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  4. The PN junction diode is used as

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  5. Two PN-junction can be connected in series by three different methods ...

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  6. In a p-n junction photo cell, the value of the of the photo electromo...

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  7. On increases the reverse biase to a large value of in a PN- junction d...

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  8. In P-N junction, avalanche current flows in circuit when biassing is

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  9. Avalanche breakdown in a PN junction diode is to

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  10. In the given figure, which of the diodes are forward biased?

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  11. What is the current in the circuit shown below?

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

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  13. Current in the circuit will be

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  14. Find V(AB)

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  15. In the given circuit The current through the battery is

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  16. In a reverse biased diode, when the applied voltage changes by 1V, the...

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  17. Which of the following is correct regarding recitficaton?

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  18. An alternating current can be converted into direct current by a

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

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  20. If a full wave reactifier circuit is operating from 50 Hz mains, the f...

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