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Radiation corresponding to the transitio...

Radiation corresponding to the transition n=4 to n=2 in hydrogen atoms falls on a certain metal (work function=2.5 eV). The maximum kinetic energy of the photo-electrons will be:

A

0.55 eV

B

2.55 eV

C

4.45 eV

D

None

Text Solution

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The correct Answer is:
A
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