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A student staying in a coastal region tests the drinking water and also the sea water with a circuit in which a part of the connecting wire is wound around a matchbox containing compass. He finds that the compass needle deflects more in the case of sea water. Can you explain the reason ? |
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Answer» A student staying in a coastal region tests the drinking water and also the sea water with a circuit in which a part of the connecting wire is wound around a matchbox containing compass. He finds that the compass needle deflects more in the case of sea water. Can you explain the reason ? |
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