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Gaseous State: Ideal Gases
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Kinetic theory of gases and molecular speeds
NEET level
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Difficulty 1 of 3
ig064
If the absolute temperature of an ideal gas is made four times, its root mean square speed becomes
A
four times
B
two times
C
sixteen times
D
unchanged
Answer: B
u
rms
=
3
RT
/
M
∝
T
. Making
T
four times makes the rms speed
4
=
2
times.
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