Photoelectric effect was first observed by Hertz. The number of electrons ejected in the photoelectric effect is proportional to_____of light used (frequency, intensity)

Photoelectric effect was first observed by Hertz. The number of electr

1.	Photoelectric effect was first observed by Hertz. The number of electrons ejected in the photoelectric effect is proportional to_____of light used (frequency, intensity)
Answer» SOLUTION :INTENSITY