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

In a `p-n` junction photo cell, the value of the of the photo electromotive force produced by monochromatic light is proportional to

A

the voltage applied at the `PN` junction

B

the barrier voltage at the `PN` junciton

C

the intensity of the light falling on the cell

D

the frequency of the light falling on the cell

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Verified by Experts

The correct Answer is:
C
Photo emf or current is proportional to intensity of light.
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CP SINGH-SEMICONDUCTORS-Exercises
  1. The PN junction diode is used as

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

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

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

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

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  6. Avalanche breakdown in a PN junction diode is to

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

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

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

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  10. Current in the circuit will be

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  11. Find V(AB)

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

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

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  14. Which of the following is correct regarding recitficaton?

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

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

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

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  18. The maximum effeciency of full wave rectifier is

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  19. In the circuit given below, V(t) is the sinusiodal voltage source, vol...

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  20. Which of the following is correct regarding bridge recifier?

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