Home
Class 12
PHYSICS
In the following figure, the diodes whic...

In the following figure, the diodes which are forwards biased are :

A

(c) only

B

(c) and (a)

C

(b) and (d)

D

(a), (b) and (d)

Text Solution

Verified by Experts

The correct Answer is:
B
Only in (a) and (C) diodes are forward biased as p-type should be higher potential & n-type at lower potential.
Promotional Banner

Topper's Solved these Questions

  • SEMICONDUCTORS

    RESONANCE ENGLISH|Exercise Exercise 2|16 Videos

  • REVISION DPP

    RESONANCE ENGLISH|Exercise All Questions|463 Videos

  • SIMPLE HARMONIC MOTION

    RESONANCE ENGLISH|Exercise Advanced Level Problems|13 Videos

Similar Questions

Explore conceptually related problems

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

A forward biased diode is

In which of the following figures, junction diode is forward biased?

In the following, which one of the diodes is reverse biased ?

In the following diagram, is the junction diode forward biased or reverse biased ?

In which of the following circuits is the diode forward biased?

Ge and Si diodes conduct at 0.3 V and 0.7 V respectively. In the following figure if Ge diode connection are reversed, the value of V_(0) changes by

Of the diodes shown in the following figures, which one is reverse biased ?

The forward biased conection is :

In the circuit shown in figure, if the diode forward voltage drop is 0.3 V, then the voltage difference between A to B is,

RESONANCE ENGLISH-SEMICONDUCTORS-Exercise 3
  1. A common emitter amplifier has a voltage gain of 50, an input impedanc...

    Text Solution

    |

  2. To get an output 1 from the circuit shown in figure the input must be ...

    Text Solution

    |

  3. In the following figure, the diodes which are forwards biased are :

    Text Solution

    |

  4. Pure Si at 500 K has equal number of electron (n(e)) and hole (n(h)) c...

    Text Solution

    |

  5. A zener diode having breakdown voltage equal to 15V, is used in a volt...

    Text Solution

    |

  6. A transistor is operated in common-emitter configuration at V(c) = 2 v...

    Text Solution

    |

  7. In forward biasing of the p-n junction

    Text Solution

    |

  8. If a small amount of antimony is added to germanium crystal

    Text Solution

    |

  9. Value of forbidden energy gap for semi conductor is:

    Text Solution

    |

  10. Ga As is a/an:

    Text Solution

    |

  11. The number of free electrons is Si at normal temperature is

    Text Solution

    |

  12. Regarding a semiconductor which one of the following statements is wro...

    Text Solution

    |

  13. For making p-n junction diode forward biased:

    Text Solution

    |

  14. In good conductors of electricity the type of bonding that exist is

    Text Solution

    |

  15. Which of the following statements is true for an n-type semi-comductor...

    Text Solution

    |

  16. A light-emitting diode (LED) has a voltage drop of 2V across it and pa...

    Text Solution

    |

  17. The minimum potential difference between the base and emitter required...

    Text Solution

    |

  18. A p-n junction diode is reverse biased. Then

    Text Solution

    |

  19. The difference in the variation of resistance with temperature in a me...

    Text Solution

    |

  20. If the input is given between A and C, thent he output at the ends of ...

    Text Solution

    |