Assuming the nitrogen molecule is moving with r.m.s. velocity at 400 K, the de-Broglie wavelength of nitrogen molecule is close to : (Given : nitrogen molecule weight : 4.64 $ \times $ 10–26 kg, Boltzman constant: 1.38 $ \times $ 10–23 J/K, Planck constant : 6.63 $ \times $ 10–34 J.s)

Question

Assuming the nitrogen molecule is moving with r.m.s. velocity at 400 K, the de-Broglie wavelength of nitrogen molecule is close to :
(Given : nitrogen molecule weight : 4.64 $ \times $ 10^–26 kg,
Boltzman constant: 1.38 $ \times $ 10^–23 J/K,
Planck constant : 6.63 $ \times $ 10^–34 J.s)

0.44 $\mathop A\limits^o $

0.34 $\mathop A\limits^o $

0.20 $\mathop A\limits^o $

0.24 $\mathop A\limits^o $

Solution

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