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The K.E of photo electron ejected from a metal surface by light of wave length range from 0 to J the stopping potential will be equal to
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a
1.5V
b
15V
c
1.1V
d
1.15V
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Correct option is A
k.Emx=eVs ,2.4X10−191.6X10−19eV, Vs=1.5V,Similar Questions
Figure shows the stopping potential (V)versus frequency (v) graph for photoelectric effect in a metal. From the graph, The Planck's constant (h) is . The value of y is
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