Physics, asked by 123891, 9 months ago

The rms speed of 3 molecules is equal to 20m/s if the speed of first 2 molecule is 15m/s and 25m/s then the speed of third molecules is
A. 10 m/s
B. 20m/s
C. 30m/s
D. 10√3.5m/s

Answers

Answered by adityasingh123005321

2

Answer:

the answew is (A)

Explanation:

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