Question

The threshold wavelength for photoemission frommolybdenumis 2960Å. For photoemission, the incident light must have a Wavelength.

(A) equal to or more than 2960Å
(B) more than 2960Å
(C) equal to 2960Å
(D) less than or equal to 2960Å ​

Answer 1

a.

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