Question : Which of the following is arranged in order of decreasing conductivity?
Option 1: Copper, aluminium, steel, silver
Option 2: Aluminium, silver, copper, steel
Option 3: Copper, silver, aluminium, steel
Option 4: Silver, copper, aluminium, steel
Correct Answer: Silver, copper, aluminium, steel
Solution : The correct option is Silver, copper, aluminium, steel.
The capacity of a substance to carry electric current is referred to as conductivity. Steel is the least conductive material available, with copper being 9% less conductive than silver and aluminium being 10% less conductive. Silver is the metal that conducts electricity the best.
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