7. Commercial electric motors do not use
a) An electromagnet to rotate the armature
b) Effectively large number of turns of conducting wire in the current carrying coil
c) A permanent magnet to rotate the armature
d) A soft iron core on which the coil is wound
Answers
Answered by
8
Answer:
Hey Buddy,
Commercial electric motors do not use a permanent magnet to rotate the armature.
Hence correct answer is (c). A permanent magnet to rotate the armature.
Hope it helps... : )
Answered by
2
Answer:
a is the answer
Explanation:
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