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Four particles have speed 2,3,4 and 5 cm...

Four particles have speed 2,3,4 and 5 cm/s respectively. Their rms speed is :

A

3.5 cm/s

B

(27/2)cm/s

C

`sqrt(54)cm//s`

D

`sqrt(54)`/2 cm/s

Text Solution

Verified by Experts

The correct Answer is:
D
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