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Question
Which of the following is not used for making permanent magnets?
Which of the following is not used for making permanent magnets?
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Solution
The correct option is D Silver
Silver is not a magnetic material. Hence, it cannot be used to make a permanent magnet. Cobalt, iron and nickel on the other hand are magnetic substances which can be made into a permanent magnet.
Silver
Silver is not a magnetic material. Hence, it cannot be used to make a permanent magnet. Cobalt, iron and nickel on the other hand are magnetic substances which can be made into a permanent magnet.
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