Dual Nature of Radiation and Matter - Result Question 7
7. Which of the following figures represents the variation of particle momentum and the associated de-Broglie wavelength?
[2015] (a)
(b)
(d)
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Answer:
Correct Answer: 7. (a)
Solution:
- (a) According to De-broglie $p=\frac{h}{\lambda}$ or $P \propto \frac{1}{\lambda}$ where
$P=$ particle momentum;
$\lambda=$ de-Broglie wavelength
$h=$ Plank’s constant
$P \propto \frac{1}{\lambda}$ represents rectangular hyperbola.
