A) \[\frac{2h}{\sqrt{mkT}}\]
B) \[\frac{h}{\sqrt{mkT}}\]
C) \[\frac{h}{\sqrt{3mkT}}\]
D) \[\frac{2h}{\sqrt{3mkT}}\]
Correct Answer: C
Solution :
[c] de-Broglie wavelength |
\[\lambda =\frac{h}{mv}\] |
\[=\frac{h}{\sqrt{2m(KE)}}\] |
\[=\frac{h}{\sqrt{2m(\frac{3}{2}kT)}}\] |
\[\lambda =\frac{h}{\sqrt{3mkT}}\] |
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