If one photon has \( 25 \mathrm{eV} \) energy and work function of material is \( 7 \mathrm{eV} ... VIDEO
If one photon has \( 25 \mathrm{eV} \) energy and work function of material is \( 7 \mathrm{eV} \) then value of stopping potential will be
(a) \( 32 \mathrm{~V} \)
(b) \( 18 \mathrm{~V} \)
(c) \( 3.3 \mathrm{~V} \)
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