Home
Class 11
PHYSICS
A p-type semiconductor is...

A p-type semiconductor is

A

positively charged

B

made by mixing of impurity of boron in germanium

C

made by mixing of impurity of phosphorus in silicon

D

made by mixing of carbon in silicon

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • SEMICONDUCTORS

    ALLEN|Exercise Part-3(Exercise-2)|49 Videos

  • SEMICONDUCTORS

    ALLEN|Exercise Part-3(Exercise-3)|27 Videos

  • SEMICONDUCTORS

    ALLEN|Exercise Part-3(Exercise-4)|51 Videos

  • PHYSICAL WORLD, UNITS AND DIMENSIONS & ERRORS IN MEASUREMENT

    ALLEN|Exercise EXERCISE-IV|8 Videos

  • WAVES AND OSCILLATIONS

    ALLEN|Exercise Part-1(Exercise-05)[B]|42 Videos

Similar Questions

Explore conceptually related problems

Germanium has been doped with impurity as shown in I, II, III and IV and based as it statements A. n-type semiconductor is formed in I and III B. p-type semiconductor is formed in II and IV C. P-type semiconductor is formed in II and IV D. p-type semiconductor is formed in I and III Select the correct statement(s).

n-type semiconductor is

A N - type semiconductor is

The band structure in n - type semiconductor is

The valance of the impurity atom that is to be added to germanium crystal so as to make it a N -type semiconductor, is

What are n-type and p-type semiconductors?

Non-stoichiometric cuprous oxide. Cu_(2)O can be perpared in laboratory. In this oxide, copper-to-oxygen ratio is slightly less than 2 : 1. can you account for the fact that this substance is a p-type semiconductors?

Non-stoichiometric cuprous oxide. Cu_(2)O can be perpared in laboratory. In this oxide, copper-to-oxygen ratio is slightly less than 2 : 1. can you account for the fact that this substance is a p-type semiconductors?

A 0K temperature, a p -type semiconductor

The impurity atoms needed to make a p-type semiconductor are

ALLEN-SEMICONDUCTORS-Part-3(Exercise-1)
  1. The forbidden energy gap in Ge is 0.72 eV , given hc = 12440 eVÅ - Th...

    Text Solution

    |

  2. The energy gap in a semiconductor is of the order of :-

    Text Solution

    |

  3. A p-type semiconductor is

    Text Solution

    |

  4. In the depletion region of an unbiased p-n junction diode there are

    Text Solution

    |

  5. p-n junction is

    Text Solution

    |

  6. When value of current increase in P-N junction, then the value of cont...

    Text Solution

    |

  7. p-n junction is said to be forward biased, when

    Text Solution

    |

  8. When a junction diode is reverse biased, then current called drift cur...

    Text Solution

    |

  9. The thinest part of a transistor is

    Text Solution

    |

  10. In transistor symbols, the arrows shows the direction of-

    Text Solution

    |

  11. Transistor can be used as :-

    Text Solution

    |

  12. One part of a device is connected with the negative terminal of a batt...

    Text Solution

    |

  13. Common emitter circuit is used as amplifier, its current gain is 50. I...

    Text Solution

    |

  14. In which case is the junction diode is not reverse bias-

    Text Solution

    |

  15. For transistor relation in current amplification factors is-

    Text Solution

    |

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

    Text Solution

    |

  17. The ratio fo resistance for forward to reverse bias of P-N junction di...

    Text Solution

    |

  18. If the forward voltage in a diode is increased, the width of the deple...

    Text Solution

    |

  19. In a N-P-N transistor circuit, the collector current is 10 mA.If 90 % ...

    Text Solution

    |

  20. A n-p-n transistor conducts when

    Text Solution

    |