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The threshold frequency for a metallic surface corresponds to an energy of 6.2 eV,

The threshold frequency for a metallic surface corresponds to an energy of 6.2 eV, and the stopping potential for a radiation incident on this surface 5 V. The incident radiation lies in

Options

(a) X-ray region
(b) Ultra-violet region
(c) Infra-red region
(d) Visible region

Correct Answer:

Ultra-violet region

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

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