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October 24, 2014

Homework Help: dual nature of matter & radiation

Posted by hriday on Monday, March 2, 2009 at 5:59am.

Light of frequency 1.5 times the threshold frequency is incident on photo-sensitive material.If the frequency is halved & intensity is doubled,the photo current becomes
1. Quadrupled
2. Doubled
3. Halved
4. Zero

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