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Test Index
JEE Main Physics Class 12 Dual Nature of Matter and Radiation Part 1 Questions
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Question : 96
Total: 100
According to Einstein’s photoelectric equation, the plot of the kinetic energy of the emitted photo electrons from a metal Versus the frequency, of the incident radiation gives a straight line whose slope
[2004]
depends both on the intensity of the radiation and the metal used
depends on the intensity of the radiation
depends on the nature of the metal used
is the same for the all metals and independent of the intensity of the radiation
Validate
Solution:
From the Einstein photoelectric equation
K
.
E
.
=
h
v
−
ϕ
Here,
ϕ
=
work function of metal
h
=
Plank's constant
slope of graph of
K
.
E
.
&
v
is
h
(Plank's constant) which is same for all metals.
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