Class 12PhysicsDual Nature of Radiation and MatterPhotoelectric Effect by Lenard and it's Observations
EasyWhen an inert gas is filled in the place of vacuum in a photo cell,then
- APhoto-electric current is decreased
- BPhoto-electric current is increased
- CPhoto-electric current remains the same
- DDecrease or increase in photo-electric current does not depend upon the gas filled
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Similar Questions
Light of wavelength $4000 Å$ is incident on a sodium surface for which the threshold wavelength of photoelectrons is $5420 Å$. The work function of sodium is (in $eV$)
The wave picture of light has failed to explain which of the following phenomena?
Assertion: The photoelectrons produced by a monochromatic light beam incident on a metal surface have a spread in their kinetic energies.
Reason: The work function of the metal is its characteristic property.
Reason: The work function of the metal is its characteristic property.
MediumAIIMS 2017
View SolutionPhotoelectric effect occurs when ultraviolet rays are incident on a metal plate. It does not occur when which of the following are incident?
Easy
View SolutionWhich of the following phenomena is not explained by the wave nature of light?
$(A)$ Reflection
$(B)$ Diffraction
$(C)$ Photoelectric effect
$(D)$ Interference
$(E)$ Polarization
Choose the most appropriate answer from the options given below:
$(A)$ Reflection
$(B)$ Diffraction
$(C)$ Photoelectric effect
$(D)$ Interference
$(E)$ Polarization
Choose the most appropriate answer from the options given below:
DifficultJEE MAIN 2024
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