TS EAMCET 14-Sep-2020 Shift 2 Solved Paper

Section: Chemistry

Question : 122 of 160

Marks: +1, -0

Which of the following results is not true about photoelectric effect?

The electrons are ejected from the metal surface as soon as the beam of light strikes to the surface.
The number of electrons ejected is proportional to the intensity or brightness of light.
There is a time lag between the striking of light beam and the ejection of electrons from the metal surface.
For each metal, there is a characteristic minimum frequency below which photoelectric effect is not observed.

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