Question

what is photo electric effect ​

Answer 1

Answer:

Mark it as brainliest

Yes

Explanation:

Due to lighs kineric energy the elwctrons in outermost shell of a metal surface gain the energy and excite and start moving with some kinetic energy

Answer 2

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when a light ray strikes the metal surface, the metal starts emitting electron from it.

this phenomenan is called photo electric effect.