Home
Class 12
PHYSICS
If the lattice constant of this semicond...

If the lattice constant of this semiconductor is decreased, then which of the following is correct ?
.

A

All EC, Eg, Ev increase

B

EC and EV increase, but Eg decreases

C

Ec and Ev decrease, but Eg increases

D

All EC, Eg, Ev decrease

Text Solution

Verified by Experts

The correct Answer is:
C
When NPN transistor is used as an amplifier, majority charge carrier electrons of N-type emitter move from emitter to base and than base to collector
Promotional Banner

Topper's Solved these Questions

  • SEMICONDUCTORS

    RESONANCE|Exercise Exercise 2|16 Videos

  • REVISION DPP

    RESONANCE|Exercise All Questions|444 Videos

  • SIMPLE HARMONIC MOTION

    RESONANCE|Exercise Advanced Level Problems|13 Videos

Similar Questions

Explore conceptually related problems

If the lattice constant of this semiconductor s decreases, then which of the following is correct ?

If the lattice constant of this semiconductor is decreases, then which of the following is correct ? gtbrgt

In decreasing magnitude which of the following is correct ?

In decreasing magnitude which of the following is correct?

Which of the following is a semiconductor?

A particle moves in circular path with decreasing speed. Which of the following is correct.

A particle is made to move in circular path with decreasing speed. Which of the following is correct ?

The given graph represents V-I characteristic for a semiconductor device. which of the following statement is correct?

The given graph represents V-I chareacteristic for a semiconductor device which of the following statement is correct

RESONANCE-SEMICONDUCTORS-Exercise 3
  1. If the ratio of the concentration of electron to that of holes in a se...

    Text Solution

    |

  2. In a common base mode of a transition , the collector current is 5.48...

    Text Solution

    |

  3. If the lattice constant of this semiconductor is decreased, then which...

    Text Solution

    |

  4. The circuit has two oppositively connected ideal diodes in parallel wh...

    Text Solution

    |

  5. If a p-n junction diode, a square input signal of 10 V is applied as s...

    Text Solution

    |

  6. Carbon , silicon and germanium have four valence electrons each . At r...

    Text Solution

    |

  7. A working transitor with its three legs marked P, Q and R is tested us...

    Text Solution

    |

  8. In the circuit below, A and B represents two inputs and C represents t...

    Text Solution

    |

  9. The Fig shown input waveforms A and B to a logic gate. Draw the output...

    Text Solution

    |

  10. a p -n juction (D) shown in the figure can act an a rectifier An alter...

    Text Solution

    |

  11. The output of an OR gate is connected to both the inputs of a NAND gat...

    Text Solution

    |

  12. Truth table for system of four NAND gates as shown in figure is : .

    Text Solution

    |

  13. The 1- V characteristic of on LED is

    Text Solution

    |

  14. The forward biased diode connection is

    Text Solution

    |

  15. Two identical p-n junctions may be connected in series in which a batt...

    Text Solution

    |

  16. In a p- n junction diode not connected to any circuit,

    Text Solution

    |

  17. For the given circult shown in fig to act as full wave rectifer , the ...

    Text Solution

    |

  18. In a....... baised pn junction , the net flow of holes is from the n ...

    Text Solution

    |

  19. The cause of the potential barrier in a p-n diode is:

    Text Solution

    |

  20. The transfer ration of a transistor is 50. The input resistance of th...

    Text Solution

    |