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JEE MAIN 2019
11-01-2019 S2
Question
The de Broglie wavelength ( $\lambda$ ) associated with a photoelectron varies with the frequency ( $v$ ) of the incident radiation as, [ $v_0$ is threshold frequency]:
Select the correct option:
A
$\lambda \propto \frac{1}{\left(v-v_0\right)}$
B
$\lambda \propto \frac{1}{\left(v-v_0\right)^{\frac{1}{4}}}$
C
$\lambda \propto \frac{1}{\left(v-v_0\right)^{\frac{1}{2}}}$
D
$\lambda \propto \frac{1}{\left(v-v_0\right)^{\frac{3}{2}}}$
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
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