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The threshold wavelength for a metal hav...

The threshold wavelength for a metal having work function `W_0` is `lambda_0`. What is the threshold wavelength for a metal whose work function is `W_0/2`?

A

`4lambda_0`

B

`2lambda_0`

C

`lambda_0/2`

D

`lambda_0/4`

Text Solution

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The correct Answer is:
B
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