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Q. |
Which of the following is arranged in order of decreasing conductivity? |
A. | Copper, Aluminium, Steel, Silver |
B. | Aluminium, Silver, Copper, Steel |
C. | Copper, Silver, Aluminium, Steel |
D. | Silver, Copper, Aluminium, Steel |
Answer» D. Silver, Copper, Aluminium, Steel | |
Explanation: Copper ; 9% less conductive than silver; aluminium is 10% less conductive than copper; while steel is the least conductive among the given options. The most electrically conductive metal is silver. |
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