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  9. Q9
Question 9

The process by which a metal heated to a high temperature gives off electrons from its surface is known as

  • A.radioactive emission
  • B.field emission
  • C.photoelectric emission
  • D.thermionic emission
Objective

Question details

Exam body
UNICAL
Subject
Physics
Year
2012/2013
Question no.
#9
Type
Objective
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