Year: 2017
Topic: Dual nature of radiation and matter
Time :
1.
The de-Broglie wavelength of a neutron in thermal equilibrium with heavy water at a temperature T (kelvin) and mass m, is
(1). \(\displaystyle \frac{h}{\sqrt{3mkT}}\)
(2). \(\displaystyle \frac{2h}{\sqrt{3mkT}}\)
(3). \(\displaystyle \frac{2h}{\sqrt{mkT}}\)
(4). \(\displaystyle \frac{h}{\sqrt{mkT}}\)