Home
Class 12
PHYSICS
What is forbidden energy gap?...

What is forbidden energy gap?

Promotional Banner

Topper's Solved these Questions

  • MODEL PAPER SET-07

    UNITED BOOK HOUSE|Exercise EXERCISE|47 Videos
  • MODEL PAPER SET-09

    UNITED BOOK HOUSE|Exercise EXERCISE|40 Videos

Similar Questions

Explore conceptually related problems

What is binding energy?

What is internal energy?

What is kinetic energy ?

Define activation energy . What is threshold energy ?

What is geothermal energy ?

What is activation energy ?

What is mechanical energy ?

What is Gibb’s free energy?

What is correct about energy transfer and energy transformation in living cells ?

What is solvation energy of solvation enthalpy?

UNITED BOOK HOUSE-MODEL PAPER SET-08-EXERCISE
  1. What is polarisation of light?

    Text Solution

    |

  2. Write down the symbol and truth table OR gate.

    Text Solution

    |

  3. What is forbidden energy gap?

    Text Solution

    |

  4. When a shunt S is connected across gaivanomenter of resistence G, 1/n...

    Text Solution

    |

  5. Why is potentiometer preferred to voltmeter for the measurement of emf...

    Text Solution

    |

  6. How does the magnetic moment of a circular coil vary with its radius?

    Text Solution

    |

  7. How can you find the direction of the magnetic moment?

    Text Solution

    |

  8. A long wire carries a current of 90 A in the east to west direction. W...

    Text Solution

    |

  9. In a piece of ancient wood C -14 and C - 12 are present. the ratio of...

    Text Solution

    |

  10. What are electromagnetic waves? Write down the relation connecting ele...

    Text Solution

    |

  11. A plane electromagnetic wave is moving along X-direction in free space...

    Text Solution

    |

  12. On the X-Y plane two point charges "+q and -q are placed at positions ...

    Text Solution

    |

  13. What is potential gradient? The electric potential is found to depend ...

    Text Solution

    |

  14. The parallel plate capacitors of capacitances C and 2C are connected i...

    Text Solution

    |

  15. Write down the Biot - Savart law in the vector form. Hence find the ma...

    Text Solution

    |

  16. What is the time taken by light to travel through a glass slab of thic...

    Text Solution

    |

  17. Write down the condition for minimum deviation in prism.

    Text Solution

    |

  18. Calculate the refracting angle of a prism (mu = sqrt2) if a ray of lig...

    Text Solution

    |

  19. In double slit experiment, the distance between two slits is 0.6 mm an...

    Text Solution

    |

  20. A short sighted person can see objects at 20cm from his eyes. What typ...

    Text Solution

    |