Home
Class 12
PHYSICS
The wavelength lambda of de Broglie wave...

The wavelength `lambda` of de Broglie waves associated with an electron (mass `m`, charge) accelerated through a potential difference of `V` is given by (`h` is plank's constant):

A

`lambda=h//mV`

B

`lambda=h//2 me V`

C

`lambda=h//sqrt(meV)`

D

`lambda=h//sqrt(2meV)`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • ATOMIC PHYSICS

    RESONANCE|Exercise Exercise (2) Only one option correct type|30 Videos

  • ATOMIC PHYSICS

    RESONANCE|Exercise Exercise-2 part-II Single and double value integer type|12 Videos

  • ATOMIC PHYSICS

    RESONANCE|Exercise Exercise 1 Part-1 subjective questions|35 Videos

  • ALTERNATING CURRENT

    RESONANCE|Exercise HIGH LEVEL PROBLEMS|11 Videos

  • CAPACITANCE

    RESONANCE|Exercise High Level Problems|16 Videos

Similar Questions

Explore conceptually related problems

The wavelength lambda of de Broglie waves associated with an electron (mass m , charge) accelerated through a potential difference of V is given by ( h is planck's constant):

Calculate de Broglie wavelength associated with an electron, accelerated through a potential difference of 400 V .

The de-Broglie waves associated with an electron accelerated through a potential difference of 121V is :

The wavelength associated with an electron accelerated through a potential difference of 100 V is nearly

What is the de-Broglie wavelength associated with an electron accelerated through a potential of 100V ?

The ratio of de-Broglie wavelength associated with a proton and a mu -particle accelerated through the same potential difference 'V' is

What is the de-Broglie wavelength associated with an electron moving with an electron, accelerated through a potential difference of 100 volt?

Calculate de Broglie wavelength of an electron beam accelerated through a potential difference of 60 volt.

The ratio of de-Broglie wavelength associated with two electrons accelerated through 25V and 36V is

RESONANCE-ATOMIC PHYSICS-Exercise ( Part II : Only one one correct type)
  1. Let p and E denote the linear momentum and energy of a photon. If the ...

    Text Solution

    |

  2. The de Broglie wavelength of an neutron corresponding to root mean squ...

    Text Solution

    |

  3. The wavelength lambda of de Broglie waves associated with an electron ...

    Text Solution

    |

  4. The orbital speed of the electron in the ground state of hydrogen is v...

    Text Solution

    |

  5. The total energy of the electron in the first excited state of hydroge...

    Text Solution

    |

  6. In above Q., the potential energy of the electron is:

    Text Solution

    |

  7. If a(0) is the Bohr radius, the radius of then n=2 electronic orbit in...

    Text Solution

    |

  8. Ionization energy of a hydrogen like A is greater than that of another...

    Text Solution

    |

  9. Which energy state of doubly ionized lithium Li^(++) has the same ener...

    Text Solution

    |

  10. In the Bohr model of a hydrogen atom, the centripetal force is furnish...

    Text Solution

    |

  11. If an orbital electron of the hydrogen atom jumps from the groud state...

    Text Solution

    |

  12. In the Bohr model of the hydrogen atom, the ratio of the kinetic energ...

    Text Solution

    |

  13. The innermost orbit of the hydrogen atom has a diameter of 1.06Å what ...

    Text Solution

    |

  14. Three photons coming from excited atoms hydrogen sample are picked up ...

    Text Solution

    |

  15. The transition from the state n = 4 to n = 3 in a hydrogen-like atom r...

    Text Solution

    |

  16. Ionization potential of hydrogen atom is 13.6 V. Hydrogen atoms in the...

    Text Solution

    |

  17. Energy levels A, B, C of a certain atom corresponding to increasing va...

    Text Solution

    |

  18. For the first member of Balmer series of hydrogen spectrum, the wavele...

    Text Solution

    |

  19. The frequency of the first line in Lyman series in the hydrogen spect...

    Text Solution

    |

  20. An electron with kinetic energy 10 eV is incident on a hydrogen atom i...

    Text Solution

    |