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NDA General Science Physics Questions Part 1
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Question : 51
Total: 100
Thermal conductivity of aluminium, copper and stainless steel increases in the order
[NDA I 2015]
Copper < Aluminium < Stainless Steel
Stainless Steel < Aluminium < Copper
Aluminium < Copper < Stainless Steel
Copper < Stainless Steel < Aluminium
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Solution:
Among the three aluminium, copper and stainless steel copper is the best conduction of heat. Thermal conductivity (in W/m K) for copper, aluminium and stainless steel is 385,205 and 50.2 respectively.
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