

MCQOPTIONS
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1. |
A metal surface is exposed to solar radiations   [DPMT 2005] |
A. | The emitted electrons have energy less than a maximum value of energy depending upon frequency of incident radiations |
B. | The emitted electrons have energy less than maximum value of energy depending upon intensity of incident radiation |
C. | The emitted electrons have zero energy |
D. | The emitted electrons have energy equal to energy of photos of incident light |
Answer» B. The emitted electrons have energy less than maximum value of energy depending upon intensity of incident radiation | |