The lowest frequency of light that will cause the emission of photoelectrons from the surface of a metal ( for which work function is 1.65 ev ) will be:
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Answer:
is always large then the power energy of metel plate
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Explanation:
work function is 1.65ev=1.65x1.6x10^-19j
hf=1.65x1.6x10^-19
f=(2.64x10^-19)/h=4x10¹⁴hz
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