Dual Nature Of Light Question 157

Question: The de-Broglie wavelength l [RPMT 2004]

Options:

A) is proportional to mass

B) is proportional to impulse

C) Inversely proportional to impulse

D) does not depend on impulse

Show Answer

Answer:

Correct Answer: C

Solution:

The De-Broglie wavelength is $ \lambda =\frac{h}{|p|}=\frac{h}{|I|} $
$ \Rightarrow \lambda \propto \frac{1}{|I|} $