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An electron in the hydrogen atom jumps ...

An electron in the hydrogen atom jumps from excited state n to the ground state. The wavelength so emitted illuminates a photosensitive material having work function 2.75eV. If the stopping potential of the photoelectron is 10V, then the value of n is :

A

5

B

2

C

3

D

4

Text Solution

Verified by Experts

The correct Answer is:
D
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