Question

8) Radiation corresponding to the transition n=4 to n=
1 in hydrogen atom falls on a certain metal (work
function=2.5 eV) the maximum kinetic energy of the
photo-electrons will be
a) 10.05 eV
b) 16.1x 10-19
c) 1.61x 10-20
d) 1.61x 10-17​

Answer 1

Answer:

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