Home
Class 12
PHYSICS
Semiconductor is damaged by the strong c...

Semiconductor is damaged by the strong current due to

A

lack of free electrons

B

excess of electrons

C

decrease in electrons

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
B
Due to accumulation of axcess of electrons, a semiconductor is damaged.
Promotional Banner

Topper's Solved these Questions

  • PRACTICE SET 03

    MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS|Exercise PAPER 2 (MATHEMATICS)|1 Videos

  • PRACTICE SET 05

    MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS|Exercise Paper 1 (Physics & Chemistry)|50 Videos

Similar Questions

Explore conceptually related problems

Why is the semiconductor damaged by a strong current?

(i) A transistor has a current gain of 30. If the collector resistance is 6 K Omega and input resistance is 1 K Omega , calculate its voltage gain. (ii) Why is a semiconductor damaged by strong current ?

In a semiconductor diode, reserve bias current is due to drift of free electrons and holes caused by

When a battery is connected to a P -type semiconductor with a metallic wire, the current in the semiconductor (predominantly), inside the metallic wire and that inside the battery respectively due to

Through a semiconductor, an electric current is due to drift of

Intrinsic semiconductor is electrically neutral. Extrinsic semiconductor having large number of current carriers would be

when the electrical conductivity of a semiconductor is due to the breaking of its covalent bonds, then the semiconductor is said to be

The electron concentration in an n-type semiconductor is the same as hole concentration in a p-type semiconductor. An external field is applied across each of them. Compare the currents in them.

MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-PRACTICE SET 04-PAPER 1 (PHYSICS & CHEMISTRY)
  1. A conducting sphere of radius 10 cm is given a charge of +2xx10^(-8)C....

    Text Solution

    |

  2. Energy stored in two capactiros of capacitance joined in series 8muF j...

    Text Solution

    |

  3. For a circuit arrangement shown in figure, energy stored will be

    Text Solution

    |

  4. An AC source is in series with R and L. if the respective potetntial d...

    Text Solution

    |

  5. If in the experiment of Wheatstone's bridge, the positions of cells an...

    Text Solution

    |

  6. Find the incorrect from the following the equation of a stationary wav...

    Text Solution

    |

  7. Two cells of emfs E(1) and (E(2) (E(1) gt E(2)) are connected as shows...

    Text Solution

    |

  8. An ammeter is always connected is series in a circuit because........

    Text Solution

    |

  9. What is meant by cyclotron frequency?

    Text Solution

    |

  10. For paramagnetic substances permeability is always

    Text Solution

    |

  11. A concave lens of focal length 20 cm placed in contact with ah plane m...

    Text Solution

    |

  12. Two identical coils, each carrying the same current l in the clockwise...

    Text Solution

    |

  13. The AC's are given by l(1)=l(0)sinomegat,l(2)=l(0)cos(omegat+phi) the ...

    Text Solution

    |

  14. A uniform rope of length l lies on a table. If the coefficient of fric...

    Text Solution

    |

  15. The binding energy of deuteron is 2.2 MeV and that of .(2)^(4)He is 28...

    Text Solution

    |

  16. A p-n jucntion when forward biased has a drop of 0.7 V which is assume...

    Text Solution

    |

  17. When a certain metal surface is illuminated wth light of frequency v, ...

    Text Solution

    |

  18. Semiconductor is damaged by the strong current due to

    Text Solution

    |

  19. A forced oscillator is acted upon by a force, F=F(0)sinomegat. The amp...

    Text Solution

    |

  20. A light ray going from air is incident (as shown in figure) at one end...

    Text Solution

    |