Teabank's answer to Anu's Primary 3 Science Singapore question.
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a) Name any metals that are ferromagnetic metals - iron
b) An electromagnet is a type of magnet in which the magnetic field is produced by an electric current. Hence, one can turn off the current to release object X.
b) An electromagnet is a type of magnet in which the magnetic field is produced by an electric current. Hence, one can turn off the current to release object X.
Date Posted:
7 months ago
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