Questions
For a gas, the rms speed at 800 K is
a
four times the value at 200 K
b
half the value at 200 K
c
twice the value at 200 K
d
same as that at 200 K
detailed solution
Correct option is C
vRMSαT⇒v2v1=T2T1=800200⇒v2=2v1.Talk to our academic expert!
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If four molecules of a gas have speed 2, 4, 6, 8 kms-1 respectively, then root mean square speed (in kms-1) will be .. and respectively.
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