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Thermal conductivity

3 PYQ across 2 exams · 2011–2026 — the complete chronological timeline of how UPSC has tested this idea, oldest to newest.

CSE 2011 → CDS 2022
20111 PYQ
CSEQ50
The surface of a lake is frozen in severe winter, but the water at its bottom is still liquid. What is the reason?…
20221 PYQ
CDSQ13
Which one of the following pairs of metals are very good conductors of heat?…
20261 PYQ
CDSQ13
Which among the following has the least coefficient of thermal conductivity ?…
Related concepts — explore their timelines too
Heat transfer
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