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The threshold wavelength for photoelectr...

The threshold wavelength for photoelectric emission in tungsten is 230 nm. In order for electrons with a maximum energy of 1.5 eV to be ejected, the wavelength of light used must be:

A

110 nm

B

180 nm

C

276 nm

D

326 nm

Text Solution

Verified by Experts

The correct Answer is:
B
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