One litre of cold air weighs heavier than the dry air (1 Lit) because of the
Options
(a)Increased number of collisions between the molecules
(b)Increased number of molecules at low temperature
(c)Greater energy of molecules at high temperature
(d)Lower energy of molecules at high temperature
The full breakdown is part of the paid archive
This question's answer, explanation and links to every related question across 48 years (1979–2026) are inside the app. The two most recent years are free to read in full — no account needed.
Independent UPSC previous-year-questions study tool — not affiliated with or endorsed by the UPSC. Question text is reproduced from publicly released UPSC examination papers. UPSCviaPYQs · Privacy · Terms