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Hrishant Goswami Grade: 10
         The root mean square velocity of an ideal gas at constant pressure varies with density (d) as

a. d2
b. d
c. √d
d. 1/ √d
3 years ago

Answers : (1)

Deepak Patra
askIITians Faculty
474 Points
										Sol. Root mean square velocity (urms) = √(3RT/M) 

Also, p∙M = dRT
Substituting for RT|M in urms expression gives;
Urms = √((3 p)/d) ⇒ urms ∝ 1/√d
3 years ago
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