Home
Class 12
PHYSICS
In a p–n junction photo cell, the value ...

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

A

The barrier voltage at the p-n junction

B

The intensity of the light falling on the cell

C

The frequency of the light falling on the cell

D

The voltage applied at the p-n junction

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • SEMICONDUCTOR ELECTRONICS (MATERIAL, DEVICES AND SIMPLE CIRUITS )

    AAKASH INSTITUTE ENGLISH|Exercise Assignment SECTION - D (Assertion & reason type Question)|10 Videos

  • SEMICONDUCTOR ELECTRONICS (MATERIAL, DEVICES AND SIMPLE CIRUITS )

    AAKASH INSTITUTE ENGLISH|Exercise Assignment section -B (Objective Type Question)|29 Videos

  • RAY OPTICS AND OPTICAL INSTRUMENTS

    AAKASH INSTITUTE ENGLISH|Exercise ASSIGNMENT (SECTION - D)|16 Videos

  • SEMICONDUCTOR ELECTRONICS: MATERIALS, DEVICES AND SIMPLE CIRCUITS

    AAKASH INSTITUTE ENGLISH|Exercise Assignment (Section-D (Assertion and reason))|5 Videos

Similar Questions

Explore conceptually related problems

In a p-n junction with open ends,

In a p-n junction with open ends,

In a p-n junction diode the value of drift current through depletion region

Electromotive force of a cell is basically a

p-n junction diode can be used as

The principle of photo cell is

In a p-n junction, depletion region contains

p-n junction is called as forward biased when

What are the main differences between electromotive force of cells and cell potential?

The P-N junction is-

AAKASH INSTITUTE ENGLISH-SEMICONDUCTOR ELECTRONICS (MATERIAL, DEVICES AND SIMPLE CIRUITS )-Assignment section -C (Previous years type question)
  1. Reverse bias applied to a junction diode

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  8. The current in the circuit will be

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  12. An oscillator is nothing but an amplifier with

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  20. To use a transistor as an amplifier

    Text Solution

    |