When ultraviolet rays are incident on metal plate, then photoelectric – McqOptions

MCQOPTIONS

1.	When ultraviolet rays are incident on metal plate, then photoelectric effect does not occurs. It occurs by the incidence of [CBSE PMT 2002; DCE 1997; AIIMS 2004]
A.	X-rays
B.	Radio wave
C.	Infrared rays
D.	Greenhouse effect
Answer» B. Radio wave

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