The mean square velocity of the five molecules of velocities are 2 m/s, 3 m/s, 4 m/s, 5 m/s and 6 m/s respectively is

Question

The mean square velocity of the five molecules of velocities are 2 m/s, 3 m/s, 4 m/s, 5 m/s and 6 m/s respectively is

The mean square velocity of the five molecules of velocities are 2 m/s, 3 m/s, 4 m/s, 5 m/s and 6 m/s respectively is
A. 4.242(m//s)^(2)`
B. `(4m//s)^(2)`
C. `18(m//s)^(2)`
D. `16(m//s)^(2)`

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - C
`C^(-2)=(c_(1)^(2)+c_(2)^(2)+c_(3)^(2)+c_(4)^(2)+c_(5)^(2))/(5)`
`=(4+9+16+25+36)/(5)=18(m//s)^(2)`

4 views Answered 2023-02-05 15:29