Which are the best conductors of heat?
AZinc and nickel
BIron and cobalt
CSilver and copper
DLead and mercury
Answer & Solution
Correct answer: C. Silver and copper
1. All metals carry heat, but not equally well.
2. Lead and mercury are comparatively poor at it.
3. The best conductors of heat are silver and copper.
4. So the answer is silver and copper.
_Source: NCERT Science, Ch 3 'Metals and Non-metals'_
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