Photons of energy 10.25 eV fall on the surface of the metal emitting – McqOptions

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1.	Photons of energy 10.25 eV fall on the surface of the metal emitting photoelectrons of maximum kinetic energy 5.0 eV. What is the stopping voltage required for these electrons?
A.	10 V
B.	4 V
C.	8 V
D.	5 V
Answer» E.

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