Home
Class 12
PHYSICS
A point source causes photoelectric effe...


A point source causes photoelectric effect from a small metal plate. Which of the curves in Fig. may represent the saturation photo-current as a function of the distance between the source and the metal?

A

`a`

B

`b`

C

`c`

D

`d`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • DUAL NATURE

    NARAYNA|Exercise LEVEL-I (C.W)|16 Videos
  • DUAL NATURE

    NARAYNA|Exercise LEVEL-II (C.W)|20 Videos
  • DUAL NATURE

    NARAYNA|Exercise LEVEL-II (H.W)|17 Videos
  • DUAL NATURE OF RADIATION AND MATTER

    NARAYNA|Exercise ASSERTION AND REASON|15 Videos
  • ELECTRIC CHARGES AND FIELDS

    NARAYNA|Exercise EXERCISE -4|43 Videos

Similar Questions

Explore conceptually related problems

A point source causes photoelectric effect from a small metal plate. Which of the following curves may represent the saturation photocurrent as a function of the distance between the source and the metal?

A point source of light is used in an experiment on photoelectric effect . Which of the following curves best represents the variation of photo current (i) with distance (d) of the source from the emitter ?

Threshold frequency for photoelectric effect from a metal surface of work function 4.5 eV is

A point source of light is used in a photoelectric effect. If the source is removed farther from the emitted metal, the stopping potential

The anode plate in an experiment on photoelectric effect is kept vertically above the cathode plate. Light source is put on and a saturation photocurrent is recorded. An electric field is switched on which has vertically downward direction

The figure shown represents the electric field between two large metal plates. Which of the graphs given in figure represents the force on a positve charge as it moves from point P towards plate B?

The collector plate in an experiment on photoelectric effect is kept vertically above the emitter plate . Light source is put on and a saturation photo current is recorded . An electric field is switched on which has a vertically downward direction . Then

The collector plate in an experiment of photoelectric effect is kept vertical above the emitter plate. Light source is put on, and a saturation photocurrent is recorded. An electric field is switched on which has a vertically downward direction-

NARAYNA-DUAL NATURE-C.U.Q
  1. An electron of mass m and a photon have same energy E. The ratio of de...

    Text Solution

    |

  2. Which of the following figure represents the variation of particle mom...

    Text Solution

    |

  3. A point source causes photoelectric effect from a small metal plate. W...

    Text Solution

    |

  4. Matter waves are:

    Text Solution

    |

  5. The incorrect statement is

    Text Solution

    |

  6. The magnitude of the de-Broglie wavelength (lambda) of an electron (e)...

    Text Solution

    |

  7. Moving with the same velocity . One of the following has the longest d...

    Text Solution

    |

  8. Debroglie wavelength of a particle at rest position is

    Text Solution

    |

  9. Debroglie wavelength of proton accelerated by an electric field at a p...

    Text Solution

    |

  10. Debroglie wavelength of uncharged particles depends on

    Text Solution

    |

  11. Debroglie wavelength of a moving gas molecule is

    Text Solution

    |

  12. The particles that can be accelarted by an electric field is

    Text Solution

    |

  13. If a proton and an electron are confined to the same region, then unce...

    Text Solution

    |

  14. Which phenomenon best supports the theory that matter has a wave natur...

    Text Solution

    |

  15. The wavelength of de-Broglie wave associated with a thermal neutron of...

    Text Solution

    |

  16. In each of the following question, a statement is given and a correspo...

    Text Solution

    |

  17. In each of the following question, a statement is given and a correspo...

    Text Solution

    |

  18. The frequency and intensity of a light source are both doubled. Consid...

    Text Solution

    |

  19. In each of the following questions, a statement is given and a corresp...

    Text Solution

    |

  20. In each of the following questions, a statement is given and a corresp...

    Text Solution

    |