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ECE · Q132

Electronic Devices And Circuits

Engineering and GATE · ECE · question 132

Q132

Which one of the following is true with regard to photo emission?

A.
Velocity of emitted electrons is dependent on light intensity
B.
Rate of photo emission is inversely proportional to light intensity
C.
Maximum velocity of electrons increases with decreasing wavelength
Answer
D.
Both electrons and holes are produced

Answer: Option C

Solution

Answer: Option C
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