2. An electromagnet behaves like a magnet ____________
a) All the time.
b) When current is passed through the coil.
c) When magnet is brought near electromagnet.
d) When current is not passed through the coil.
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2. An electromagnet behaves like a magnet ____________
a) All the time.
b) When current is passed through the coil.
c) When magnet is brought near electromagnet.
d) When current is not passed through the coil.
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Answer:
An electromagnet is a magnet consisting of a coil of insulated wire wrapped around a piece of iron that is magnetised only when electric current is passed through the coil.
Answer:
b) when current is passed through the coil,,