Q. Which material has the highest thermal conductivity?

किस पदार्थ की तापीय चालकता सबसे अधिक है?

A
Water
पानी
B
Wood
लकड़ी
C
Copper
ताँबा
D
Air
वायु

Explanation

Among the options, copper has the highest thermal conductivity. It conducts heat efficiently and is commonly used in:

  • Cookware

  • Heat exchangers

  • Electrical wiring (due to good electrical conductivity too)

Water, air, and wood are poor conductors.


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