

MCQOPTIONS
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1. |
When yellow light is incident on a surface no electrons are emitted while green light can emit. If red light is incident on the surface then |
A. | No electrons are emitted |
B. | Photons are emitted |
C. | Electrons of higher energy are emitted |
D. | Electrons of lower energy are emitted |
Answer» B. Photons are emitted | |