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JEE Main Physics Class 11 Kinetic Theory of Gases Part 2 Questions

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Question : 41

Total: 51

The root mean square speed of smoke particles of mass 5×10−17‌kg in their Brownian motion in air at NTP is approximately. [Given k=1.38×10−23JK−1 ]

[29-Jul-2022-Shift-2]

60‌mm‌s−1
12‌mm‌s−1
15‌mm‌s−1
36‌mm‌s−1

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