Home
Class 12
PHYSICS
The maximum kinetic energy of photoelect...

The maximum kinetic energy of photoelectrons emitted from a surface when photons of energy 6eV fall on it is 4eV. The stopping potential is:

A

2V

B

4V

C

6V

D

10V

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • PHOTOELECTRIC EFFECT AND MATTER WAVES

    PHYSICS GALAXY - ASHISH ARORA|Exercise Advance MCQ|28 Videos

  • PHOTOELECTRIC EFFECT AND MATTER WAVES

    PHYSICS GALAXY - ASHISH ARORA|Exercise Unsolved numerical problems|42 Videos

  • PHOTOELECTRIC EFFECT AND MATTER WAVES

    PHYSICS GALAXY - ASHISH ARORA|Exercise Conceptual MCQ|27 Videos

  • NUCLEAR PHYSICS AND RADIOACTIVITY

    PHYSICS GALAXY - ASHISH ARORA|Exercise Concptual MCQs|48 Videos

  • THERMODYNAMICS LAWS & SPECIFIC HEATS OF GASES

    PHYSICS GALAXY - ASHISH ARORA|Exercise Practice Exercise 3.4|11 Videos

Similar Questions

Explore conceptually related problems

The maximum kinetic energy of photoelectrons emitted from a surface when photons of energy 6 eV fall on it is 4eV. The stopping potential in volt is (a)2 (b) 4 (c ) 6 (d) 10

The maximum kinetic energy of photoelectrons emitted from a surface when photons of energy 6 eV fall on it is 4 eV . The stopping potential , in volt is

Photons of energy 5 eV and incident on a cathode made of a photosensitive plate. The maximum kinetic energy of emitted photoelectrons is 3 eV . When photons of energy 8 eV fall on the same metal plate , the stopping potential of anode plate will be

Maximum kinetic energy of photoelectrons emitted from a metal surface, when light of wavelength lambda is incident on it, is 1 eV. When a light of wavelength lambda/3 is incident on the surfaces, maximum kinetic energy becomes 4 times. The work function of the metal is

The maximum kinetic energy of a photoelectron is 3 eV. What is its stopping potential ?

Assertion: If the maximum kinetic energy of electrons emitted by a photo cell is 5 eV, then the stopping potential is 5 V. Reason: Stopping potential for fastest photoelectrons is numerically equal to their kinetic energy.

PHYSICS GALAXY - ASHISH ARORA-PHOTOELECTRIC EFFECT AND MATTER WAVES-Numerical MCQs
  1. The work function of a certain metal is (hC)/lambda(0). When a monochr...

    Text Solution

    |

  2. Radiation of frequency 1.5 times the threshold frequency is incident o...

    Text Solution

    |

  3. The maximum kinetic energy of photoelectrons emitted from a surface wh...

    Text Solution

    |

  4. When a certain metallic surface is illuminated with mono chromatic lig...

    Text Solution

    |

  5. In the photoelectric experiment, if we use a monochromatic light, the ...

    Text Solution

    |

  6. The eye can detect 5xx10^(4) photons (m^2s)^(-1) of green light (lamda...

    Text Solution

    |

  7. A metal whose work function is 3.3eV is illuminated by light of wavele...

    Text Solution

    |

  8. In Q 28, the maximum energy of photoelectrons is:

    Text Solution

    |

  9. In Q.28, what is the stopping potential?

    Text Solution

    |

  10. A point source of radiation power P is placed on the x-axis of an idea...

    Text Solution

    |

  11. A sensor is exposed for time t to a lamp of power P placed at a distan...

    Text Solution

    |

  12. The de-Broglie wavelength of an electron moving with a velocity 1.5 xx...

    Text Solution

    |

  13. Monochromatic light of frequency v(1) irradiates a photocell and the s...

    Text Solution

    |

  14. An electromagnetic radiation of frequency 3 xx 10^(15) cycles per seco...

    Text Solution

    |

  15. Two identical photocathode receive light of frequencies f(1) and f(2)....

    Text Solution

    |

  16. A metal plate is exposed to light with wavelength lambda. It is observ...

    Text Solution

    |

  17. The energy of an alpha-particle, whose de-Broglie wavelength is 0.004Å...

    Text Solution

    |

  18. A small potassium foil is placed (perpendicular to the direction of in...

    Text Solution

    |

  19. A photon and an electron posses same de-Broglie wavelength. Given that...

    Text Solution

    |

  20. The maximum velocity of photoelectronos emitted hy a photoemitter is 1...

    Text Solution

    |