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Byju's Answer
Standard XII
Chemistry
Photoelectric Effect
What is the m...
Question
What is the maximum kinetic energy of the electron ejected when light of frequency
3.5
×
10
15
H
z
falls on a metal having threshold frequency
1.5
×
10
15
H
z
?
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Solution
energy of incident electron
=
h
V
=
14.5
e
V
work function of metal
=
h
V
T
h
=
6.2
e
V
∴
max energy of ejected electron
=
8.3
r
V
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