1
JEE Main 2019 (Online) 9th April Morning Slot
MCQ (Single Correct Answer)
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-1
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For a given gas at 1 atm pressure, rms speed of the molecule is 200 m/s at 127°C. At 2 atm pressure and at 227°C, the rms speed of the molecules will be :
A
100 m/s
B
100 $$\sqrt 5 $$ m/s
C
80 $$\sqrt 5 $$ m/s
D
80 m/s
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