Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Physics The Kinetic Theory of Gases
The temperature at which atoms of helium gas have the same root mean square speed as the molecules of hydrogen gas have at 27°C (Molar mass of hydrogen and helium are 2.0 g/mol and 4.0 g/mol respectively), is
1
54°C
2
327°C
3
223°C
4
More than one of the above
5
None of the above