Multiple choice

Metals, when exposed to electromagnetic radiations, emit

  1. electrons

  2. protons

  3. neutrons

  4. Alpha particles
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The photoelectric effect describes the phenomenon where metals emit electrons when exposed to electromagnetic radiation, such as light, of sufficient frequency. Protons and neutrons are bound within the nucleus and are not emitted in this process.

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