Published by:
CGP EDU Academic Team
Published on: September 12, 2026
Let K 1 and K 2 be the maximum kinetic energies of photo-electrons emitted when two monochromatic beams of wavelength 
and 
, respectively are incident on a metallic surface. If 
= 3 
then:
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
3 
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