Home
Class 12
PHYSICS
(a). Explains briefly with the help of a...

(a). Explains briefly with the help of a circuit diagram how V-I characteristics of a p-n junction diode are obtainedin (i) forward bias, and (ii) reverse bias.
(b). A photo diode is fabricated from a semiconductor with a band gap of 2.8 EV. Can it detect wave length of 6000. nm? Justify.

Promotional Banner

Topper's Solved these Questions

  • SEMICONDUCTOR ELECTRONICS METERIALS DEVICES AND SIMPLE CIRCUITS

    MODERN PUBLICATION|Exercise REVISION EXERCISES( LONG ANSWER QUESTIONS)|11 Videos

  • SEMICONDUCTOR ELECTRONICS METERIALS DEVICES AND SIMPLE CIRCUITS

    MODERN PUBLICATION|Exercise REVISION EXERCISES (NUMERICAL PROBLEMS )|15 Videos

  • SEMICONDUCTOR ELECTRONICS METERIALS DEVICES AND SIMPLE CIRCUITS

    MODERN PUBLICATION|Exercise REVISION EXERCISES(FILL IN THE BLANKS )|10 Videos

  • RAY OPTICS AND OPTICAL INSTRUMENTS

    MODERN PUBLICATION|Exercise CHAPTER PRACTICE TEST|14 Videos

  • WAVE OPTICAL

    MODERN PUBLICATION|Exercise CHAPTER PRACTICE TEST|7 Videos

Similar Questions

Explore conceptually related problems

A p-n photodiode is fabricated from a semiconductor with band gap of 2.8 eV can it detect a wavelength of 6000 nm

A p-n junction is fabricated from a semiconductor with band gap of 2.8eV . Can it detect a wavelength of 6000nm ?

A p-n photodiode is fabricate from a semiconductor with a band gap of 2.5eV . It can detect a singal of wavelength

A p-n photodiode is fabricated from a semiconductor with a band gap of 2.5 eV . It can detect a signal of wavelength

A P-N photodiode is fabricated from a semiconductor with a band gap of 2.5 eV. It can detect a signal of wavelength :-

MODERN PUBLICATION-SEMICONDUCTOR ELECTRONICS METERIALS DEVICES AND SIMPLE CIRCUITS -REVISION EXERCISES (SHORT ANSWER QUESTION )
  1. Draw the I-V characteristics of a zener diode also sketch the circuit ...

    Text Solution

    |

  2. Draw a diagram of an illuninated p-n junction solar cell

    Text Solution

    |

  3. (a). Explains briefly with the help of a circuit diagram how V-I chara...

    Text Solution

    |

  4. Draw the cirucit of full wave recitfier with capacitor filter also dra...

    Text Solution

    |

  5. The symbol of a diode is show in the figure (a) the diode is a r...

    Text Solution

    |

  6. Draw the graph showing the variation of current with voltage for a p...

    Text Solution

    |

  7. A zener diode of rating 100 mW to be used as a voltage regulator if...

    Text Solution

    |

  8. Draw a circuit diagram of a full-wave rectifier. Explain its working p...

    Text Solution

    |

  9. (i) three photodiodes D(1),D(2) and D(3) are made of semiconductors ah...

    Text Solution

    |

  10. DIFFERENCE BETWEEN VALANCE BAND, CONDUCTION BAND AND ENERGY BAND

    Text Solution

    |

  11. Write logic symbol boolean expression and truth table of AND andN...

    Text Solution

    |

  12. Write logic symbol boolean expression and truth table of NAND and OR ...

    Text Solution

    |

  13. Write logic symbol boolean expression and truth table of NOT and OR ga...

    Text Solution

    |

  14. What is a logic gate name the logic gate obtained from the figure and...

    Text Solution

    |

  15. What is the equivalent circuti of the combination given below answer w...

    Text Solution

    |

  16. Give the truth table for the following logic circuit

    Text Solution

    |

  17. What is solar cell why are Si and Ga as preferred materials for solar ...

    Text Solution

    |

  18. (a) Draw a neat diagram for a full wave rectifier circuit (b) Draw t...

    Text Solution

    |

  19. In the following diagram which bulb out of B(1) and B(2) will glow a...

    Text Solution

    |

  20. What is an integrated cirucit (IC) mention the most widely used techn...

    Text Solution

    |