If the R.M.S. velocity of oxygen molecules at NTP is 460 m/s, then the R.M.S. velocity at `127^(@)C` will be

Question

If the R.M.S. velocity of oxygen molecules at NTP is 460 m/s, then the R.M.S. velocity at `127^(@)C` will be

If the R.M.S. velocity of oxygen molecules at NTP is 460 m/s, then the R.M.S. velocity at `127^(@)C` will be
A. 556.6 m/s
B. 55.66 m/s
C. 380 m/s
D. 382 m/s

Monjur Alahi

17 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 - A
`(C_(2))/(C_(1))=sqrt((T_(2))/(T_(1)))=sqrt((400)/(127))=(20)/(sqrt(127))`
`C_(2)=(460xx20)/(sqrt(127))=556.6m//s`.

17 views Answered 2023-02-05 15:29