Home
Class 12
PHYSICS
In Lenard's experiment what is effect on...

In Lenard's experiment what is effect on current when ultraviolet radiation incident on cathode is stopped?

Answer

Step by step text solution for In Lenard's experiment what is effect on current when ultraviolet radiation incident on cathode is stopped? by PHYSICS experts to help you in doubts & scoring excellent marks in Class 12 exams.

Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • DUAL NATURE OF RADIATION AND MATTER

    KUMAR PRAKASHAN|Exercise Section-A Example|2 Videos

  • DUAL NATURE OF RADIATION AND MATTER

    KUMAR PRAKASHAN|Exercise Section-B(Numericals)|7 Videos

  • DUAL NATURE OF RADIATION AND MATTER

    KUMAR PRAKASHAN|Exercise Section-D (MCQs asked in GUJCET/Board Exam)|1 Videos

  • CURRENT ELECTRICITY

    KUMAR PRAKASHAN|Exercise SECTION [D] MULTIPLE CHOICE QUESTIONS (MCQs) (MCQs ASKED IN BOARD EXAM AND GUJCET)|23 Videos

  • ELECTRIC CHARGES AND FIELDS

    KUMAR PRAKASHAN|Exercise SECTION D MCQS ASKED IN COMPETITIVE EXAMES (MCQS AKSED IN BOARD EXAM AND GUJCET)|14 Videos

Similar Questions

Explore conceptually related problems

What is the effective value of current?

What is the heating effect of electric current?

Knowledge Check

  • If photo-electric effect is not seen with the ultraviolet radiation in a given metal ,photo-electrons may be emitted with the……

    A
    infrared waves
    B
    radio waves
    C
    X-rays
    D
    visible light

  • In two different experiment X-rays are incident on sodium metal and then X-rays are incident on copper.In both case stoppin potential V_(0) is measured ,stopping potential …given [(phi_(0))_(na)lt(phi_(0))_(cu)]

    A
    will be same in both case
    B
    will be more for sodium metal
    C
    more for copper
    D
    will be infinite for both metal

    • Similar Questions

    Explore conceptually related problems

    If earth stops rotating, what is effect in the value of 'g' at equator ?

    Explain effect of frequency of incident radiation in th experiment of photoelectric effect.

    In thistle funnel experiment, what will occur if sugar solution is added to beaker, after the process of osmosis stops ?

    What is the percentage of photosynthetically active radiation (PAR) in the incident solar radiation ?

    When light of wavelength lambda is incident on a metal surface, stopping potential is found to be x. When light of wavelength nlambda is incident on the same metal surface, stopping potential is found to be (x)/(n+1) . Find the threshold wavelength of the metal.

    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.

    Home
    Profile