Home
Class 12
PHYSICS
When stopping potential is applied in an...

When stopping potential is applied in an experiment of photoelectric effect, no photocurrent is observed. This means that

A

The emission of photo electrons is stopped

B

The photoelectrons are emitted but are reabsorbed by the emitter

C

The photoelectrons are accumulated near the collector

D

The photoelectrons are dispersed from the sides of the apparatus

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • DUAL NATURE OF RADIATION AND MATTER

    AAKASH SERIES|Exercise EXERCISE-I ASSERTION AND REASON|4 Videos

  • DUAL NATURE OF RADIATION AND MATTER

    AAKASH SERIES|Exercise EXERCISE=II|42 Videos

  • DUAL NATURE OF RADIATION AND MATTER

    AAKASH SERIES|Exercise PRACTICE EXERCISEX|44 Videos

  • CURRENT ELECTRICITY

    AAKASH SERIES|Exercise EXERCISE - III|73 Videos

  • ELECTRIC CHARGES AND FIELDS

    AAKASH SERIES|Exercise Practice Exercise|57 Videos

Similar Questions

Explore conceptually related problems

A non mono chromatic light is used in an experiment on photo electric effect. The stopping potential is related to the

The collector plate in an experiment on photo electric effect is kept vertically above the emitter plate. Light source is put on and a saturation photo current is recorded. Parallel electric and magnetic fields are applied vertically downwards between the plates. Then

Electrons ejected from the surface oa a metal ,when light of certain frequency is incident on it ,are stoppeed fully by a retarding potenital of 3V. Photoelectric effect in this metallic surface begins at a frequency 6xx10^(14)s^(-1) .The frequency of the incident light in s^(-1) is [Planck's constant =6.4xx10^(-34) Js, charge on the electron =1.6xx10^(-19)C]

What is the effect of (i) intensity of light (ii) potential on photoelectric current ?

Light of wavelength 488 nm is produced by an argon laser which is used in the photoelectric effect. When light from this spectral line is incident on the emitter, the stopping (cut - off) potential of photoelectrons is 0.38 V. Find the work function of the material from which the emitter is made.

When a beam of photons of a suitable frequency strikes the metal surface, electrons are emitted from metal. This process is called photoelectric effect. The effect occurs when energy of incident beam is greater than that of the work function. Which of the following graphs represents photoelectric effect ?

When helium gas is allowed to expand into vaccum, heating effect is observed. The reason for this is (Assume He as a non ideal gas)

When a beam of photons of a suitable frequency strikes the metal surface, electrons are emitted from metal. This process is called photoelectric effect. The effect occurs when energy of incident beam is greater than that of the work function. Kinetic energy of photoelectron varies with

AAKASH SERIES-DUAL NATURE OF RADIATION AND MATTER-EXERCISE-I
  1. When stopping potential is applied in an experiment of photoelectric e...

    Text Solution

    |

  2. If the frequency of incident light is tripled, the stopping potential ...

    Text Solution

    |

  3. A non mono chromatic light is used in an experiment on photo electric ...

    Text Solution

    |

  4. Photo electric effect supports quantum nature of light because

    Text Solution

    |

  5. If the wave length of light in an experiment on photo electric effect ...

    Text Solution

    |

  6. Photo electric current

    Text Solution

    |

  7. The collector plate in an experiment on photo electric effect is kept ...

    Text Solution

    |

  8. The best photo electric substance is

    Text Solution

    |

  9. Blue light can eject photo electron from a photo sensitive surface whi...

    Text Solution

    |

  10. Intensity of light incident on a photo sensitive surface is doubled. T...

    Text Solution

    |

  11. Light of wavelength lamda falls on a metal having work function hc/ la...

    Text Solution

    |

  12. When orange light falls on a photo sensitive surfaces the photo curren...

    Text Solution

    |

  13. A cathode of a photo electric cell is changed such that the work funct...

    Text Solution

    |

  14. Stopping potential depends on

    Text Solution

    |

  15. The saturation of photoelectric current depends on

    Text Solution

    |

  16. A photo electric cell converts

    Text Solution

    |

  17. Burglar alarm is based on

    Text Solution

    |

  18. Which of the following is based on photo electricity

    Text Solution

    |

  19. Photo electric effect can be explained only by assuming that light

    Text Solution

    |

  20. Consider the two following statements A and B and identify the correct...

    Text Solution

    |