Physics · 2011
NEET 2011 · Prelims · Code A · Q39
In photoelectric emission process from a metal of work function 1.8 eV, the kinetic energy of most energetic electrons is 0.5 eV. The corresponding…
In photoelectric emission process from a metal of work function $\displaystyle 1.8$ eV, the kinetic energy of most energetic electrons is $\displaystyle 0.5$ eV. The corresponding stopping potential is :
Official answer
(4)
0.$\displaystyle 5$ V
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