A graph is drawn between frequency of the incident radiation (on X- axis) and stopping potential (on Y-axis). Then the slope of the straight line indicates
h.e
(e−h)
e/h
h/e
A
h.e
B
h/e
C
e/h
D
(e−h)
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Solution
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hv=hv0+K.E but at stopping potential K.E=eV ⇒hv=hv0+eV ⇒V=he(v−v0) ∴ slope is he
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