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4 votes
Electrons are emitted from a conductor when the conductor is

A. exposed to weak light.
B. bombarded by high-speed electrons.
C. cooled rapidly.
D. subjected to a small voltage.

User Leeza
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2 Answers

3 votes
B. Is the answer .
hope helped :)
User Benoit Drogou
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4 votes
Electrons, the negatively charged particles that carry electricity in metals, can be ejected from the material if it is bombarded by a large number of high-speed electrons. This effectively, leads to some metallic electrons being "knocked" out of the material.
User Gyoza
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