BITSAT 2017 Paper

Section: Physics

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Question : 37 of 150

Marks: +1, -0

Five gas molecules chosen at random are found to have speeds of 500, 600, 700, 800 and 900 m/s:

The root mean square speed and the average speed are the same.
The root mean square speed is 14 m/s higher than the average speed.
The root mean square speed is 14 m/s lower than the average speed.
The root mean square speed is Ö14 m/s higher than the average speed.

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