Home
Class 12
PHYSICS
In a semiconductor , acceptor impurity i...

In a semiconductor , acceptor impurity is

A

antimony

B

indium

C

phosphrous

D

arsenic

Text Solution

Verified by Experts

The correct Answer is:
B
indium
Promotional Banner

Topper's Solved these Questions

  • MARCH 2015

    GURUKUL PUBLICATION - MAHARASHTRA PREVIOUS YEAR PAPERS|Exercise SECTION-II|21 Videos

  • JULY 2018

    GURUKUL PUBLICATION - MAHARASHTRA PREVIOUS YEAR PAPERS|Exercise SECTION-II|21 Videos

  • MARCH 2017

    GURUKUL PUBLICATION - MAHARASHTRA PREVIOUS YEAR PAPERS|Exercise SECTION II|21 Videos

Similar Questions

Explore conceptually related problems

In a semiconductor , acceptor imparity is

An acceptor circuit is

To obtain electrons as majority charge carriers in a semiconductor, the impurity mixed is

To obtain n-type semiconductor , the impurity introduced is

In a doped semiconductor, the impurity level is 40 meV above the valence band. The semicoductor is

Assertion:To make p type semiconductor , pentavalent impurity like phosphorus is mixed with Si. Reason: Pentavalent impurity produces free electrons.

To obtain n-type extrinsic semiconductor, the impurity element to be added to germanium should be of valency

GURUKUL PUBLICATION - MAHARASHTRA PREVIOUS YEAR PAPERS- MARCH 2015-SECTION-II
  1. Instrument which can measure terminal potential difference as well as ...

    Text Solution

    |

  2. The frequency of incident light falling on a photosensitive metal plat...

    Text Solution

    |

  3. Linear momentum of an electron in Bohr obrit of H-atom (principal quan...

    Text Solution

    |

  4. In a semiconductor , acceptor impurity is

    Text Solution

    |

  5. The power radiated by linear antenna of length 'l' is proportional to ...

    Text Solution

    |

  6. The numerical aperture of objective of a microscope is 1*12. The limit...

    Text Solution

    |

  7. What is a Polaroid ? State its two uses.

    Text Solution

    |

  8. Draw a neat and labelled diagram of suspended coid type moving coil g...

    Text Solution

    |

  9. Define : (a) Moganetization and (b) Magnetic intensity.

    Text Solution

    |

  10. Draw a block diagram of generalized communications system.

    Text Solution

    |

  11. A solenoid 3*142 m long and 5*0 cm in diameter has two layers of windi...

    Text Solution

    |

  12. A circular coil of 300 turns and average area 5xx10^(-3)m^(2) carries ...

    Text Solution

    |

  13. The magnetic flux thropugh a loop varies according to the relation phi...

    Text Solution

    |

  14. An electron is orbiting is 5th Bohr orbit. Calculate ionisation energy...

    Text Solution

    |

  15. Obtain an expression for the radius of Bohr orbit for H atom.

    Text Solution

    |

  16. Define alpha and beta parameters of a transistor. What is the relatio...

    Text Solution

    |

  17. Two metal spher4s having charge densities 5 muC//m^2 and -2muC//m^2 wi...

    Text Solution

    |

  18. The threshold wavelenght of silver is 3800 Å . Calculate the maximum k...

    Text Solution

    |

  19. Obtain an expression for e.m.f. induced in a coil rotating with unifor...

    Text Solution

    |

  20. Describe biprism exper4iment to calcularte the wavelength of a monocha...

    Text Solution

    |