Biology, 24.09.2019 00:30 ronny80

Which statement about an electromagnet is true
a) it doesn’t function without a source of current.
b) the core is made from a non magnetic material
c) it uses moving magnets to create an electric field
d) it creates a permanent and strong magnetic field

Answers: 2

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Which statement about an electromagnet is true
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More questions: Biology Another questions

Which statement about an electromagnet is true a) it doesn’t function without a source of current. b) the core is made from a non magnetic material c) it uses moving magnets to create an electric field d) it creates a permanent and strong magnetic field

Answers

Another question on Biology

Which statement about an electromagnet is true
a) it doesn’t function without a source of current.
b) the core is made from a non magnetic material
c) it uses moving magnets to create an electric field
d) it creates a permanent and strong magnetic field