A metal surface has a work function of

PHYSICS · Single correct · CBSE · Physics · Dual Nature of Radiation and Matter · Dual Nature of Radiation and Matter

Problem

2.0\,\text{eV}

. Light of frequency

8.0\times10^{14}\,\text{Hz}

falls on it. Take

h = 6.63\times10^{-34}\,\text{J s}

and

e = 1.6\times10^{-19}\,\text{C}

. Find the stopping potential

V_0

. (a)

3.3\,\text{V}

(b)

2.0\,\text{V}

(c)

1.3\,\text{V}

(d)

0.8\,\text{V}