WAEC Physics
When the ultraviolet light is incident on certain metallic surface, particles are emitted. These particles are called
a.
Positrons
b.
Protons
c.
Photoelectrons
d.
Photons
Correct answer: C
WAEC Physics
When the ultraviolet light is incident on certain metallic surface, particles are emitted. These particles are called
Positrons
Protons
Photoelectrons
Photons
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