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    Question

    Which metal is the best conductor of

    electricity?
    A Iron Correct Answer Incorrect Answer
    B Silver Correct Answer Incorrect Answer
    C Copper Correct Answer Incorrect Answer
    D Aluminium Correct Answer Incorrect Answer
    E None of the above Correct Answer Incorrect Answer

    Solution

    Silver is the best conductor of electricity, though copper is more commonly used due to its lower cost.

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