Question

If the frequency of incident radiations is increased
by 25%, the maximum kinetic energy of the
photoelectrons emitted from photosensitive
surface increases from 0.5 eV to 0.75 eV. The work
function of material is
(1) 0.4 eV
(2) 0.5 eV
(3) 0.6 eV
(4) 0.7 eV
​

Answer 1

Answer:

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$\frac{a}{b}$

2

0.5ev

Any Doubt comment

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