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Thermions are

(a) Protons

(b) Electrons

(c) Photons

(d) Positrons

Simran Bhatia , 12 Years ago
Grade 11
anser 1 Answers
Amit Saxena

(b)

When a metal is heated, electrons are ejected out of it, which are called thermions.

Last Activity: 12 Years ago
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