Why are electromagnets used in metal scrap yards?

Physics

2 answers:

VladimirAG [237]4 years ago

6 0

Answer:

The answer is A. They are temporary magnets, so they can be turned on or off.

Explanation:

Electromagnets are used in metal scrap yards because they are temporary magnets, so they can be turned on or off.

An Electromagnet consist of a soft ion core in a current carrying solenoid that is wound in opposite direction round the two arms of a bar.

They are temporary magnets and they loose their magnetic property the moment they are turned off.

Step2247 [10]4 years ago

3 0

Yes he is right the correct answer is A i just took the test.

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