Electrical Engineering - Magnetism and Electromagnetism - Discussion
Discussion Forum : Magnetism and Electromagnetism - True or False (Q.No. 9)
9.
A relay is an electromagnetically controlled mechanical device in which electrical contacts are opened or closed by a magnetizing current.
Discussion:
1 comments Page 1 of 1.
Sk mybelli said:
10 years ago
The artificial magnets depends on magnetizing current only.
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