JEE Mains 06-Sep-2020 Shift 2 Solved Paper

Section: Physics

Question : 16 of 75

Marks: +1, -0

Assuming the nitrogen molecule is moving with r.m.s. velocity at 400K, the de-Broglie wavelength of nitrogen molecule is close to :
(Given : nitrogen molecule weight :4.64×10−26‌kg,
Boltzman‌constant:1.38×10−23J∕K,
Planck‌constant:6.63×10−34J.s)

[6 Sep 2020 Shift 2]

0.34Å
0.24Å
0.20Å
0.44Å

Validate

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