lf Einstein’s photoelectric equation is represented by hf – W = Φ where h is Planck’s constant, f the frequency of incident radiation and W the work function of the material, what does the symbol Φ up stand for?
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A.
Energy of the photons -
B.
Maximum Kinetic energy of the ejected electrons -
C.
Threshold frequency of the photons -
D.
Stopping potential of the electrons -
E.
Velocity of the electrons