Home
Class 12
PHYSICS
A particle is acceelerated bty applying ...

A particle is acceelerated bty applying an electric field how does its de broglic wave length change ?

Text Solution

Verified by Experts

When a particle is accelerated its velocity increases hence its de broglie wavelength decreases
Promotional Banner

Topper's Solved these Questions

  • SUPER MODEL QUESTION PAPER ( WITH ANSWERS )

    SUBHASH PUBLICATION|Exercise PART B|23 Videos
  • SUPER MODEL QUESTION PAPER ( WITH ANSWERS )

    SUBHASH PUBLICATION|Exercise PART C|23 Videos
  • SEMICONDUCTOR ELECTRONICS

    SUBHASH PUBLICATION|Exercise OPTIONAL NUMERICALS WITH SOLUTIONS|6 Videos
  • SUPER MODEL QUESTION PAPER 1

    SUBHASH PUBLICATION|Exercise QUESTION|37 Videos

Similar Questions

Explore conceptually related problems

How does fringe width vary with wave length?

Find the accelerating potential of the electron, when its de-Broglie wave length is 1Å. Data: lambda=Å , V = ?

A molecule of a substance has a permanent electric moment of magnitude 10^(-29)Cm . A mole of this substnace is polarised by applying a strong electrostatic field of magnitude 10^(6)Vm^(-1) . The direction of the field is suddenly changed by a angle of 60^(@) . estimate the heat released by the substance in alighning its dipoles along the new direction of the field. for simplicity, assume 100% polarisation of the sample.

If the wavelength of light incident on a convex lens is increased, how will its focal length change?

How does a charge q oscillating at certain frequency produce electromagnetic waves ? Sketch a schematic diagram depicting electric and magnetic fields for an electromagnetic wave propagating along the Z-direction.

SUBHASH PUBLICATION-SUPER MODEL QUESTION PAPER ( WITH ANSWERS ) -PART D
  1. A particle is acceelerated bty applying an electric field how does i...

    Text Solution

    |

  2. Derive an expression for electrical conductivity.

    Text Solution

    |

  3. Obtain an expression for the force between two straight parallel condu...

    Text Solution

    |

  4. Explain briefly how bar magnets act as equivalent solenoids.

    Text Solution

    |

  5. Derive referaction formula (for object in air and image in the denser...

    Text Solution

    |

  6. State the law of radioactivity and hence, show that N=N(0)e^(-lambda ...

    Text Solution

    |

  7. Show that voltage gain in a transistor amplifier in CE mode is nega...

    Text Solution

    |

  8. An oil drop of 12 excess electrons is held stationary under a constant...

    Text Solution

    |

  9. (a) Six lead acid type of secondary cells each of 2.0 V and internal ...

    Text Solution

    |

  10. A circuit constaing 80 m H inductor and 60 muF capacitor in series is ...

    Text Solution

    |

  11. Calculate the distance between the centers of 4^(th) and 7^(th) bright...

    Text Solution

    |

  12. A 12.5eV electron beam is used to bombard gaseous hydrogen at room tem...

    Text Solution

    |

  13. How is the electric potential at a point due to a given charge measure...

    Text Solution

    |

  14. What is a hysteres curve ? Give any one application of study of hyste...

    Text Solution

    |

  15. Obtain an expression for the impedance of a series LCR circuit. (using...

    Text Solution

    |

  16. Obtain the expression for fringe width in the case of interference of ...

    Text Solution

    |

  17. Deduce the condition for balance of a wheatstone's bridge using...

    Text Solution

    |

  18. Derive the expression for magnetic field at a point on the axis of a c...

    Text Solution

    |

  19. Write any five properites of ferromagnetic materials

    Text Solution

    |

  20. Derive th lens maker's formula.

    Text Solution

    |

  21. State the law of radioactivity and hence, show that N=N(0)e^(-lambda ...

    Text Solution

    |