Dual Nature Of Radiation And Matter Ques 3
3. According to Einstein’s photoelectric equation, the graph between the kinetic energy of photoelectrons ejected and the frequency of incident radiation is
[2004]
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Answer:
Correct Answer: 3.(a)
Solution: (a) K.E. $=h v-\phi$
$\therefore$ graph of K.E. versus $v$ is a straight line with $+ ve$ slope $h$ and K.E. $>0$ for $v$ such that $h v>\phi$.
BETA
