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Computer Science · Q71

Electronic Principles

Engineering and GATE · Computer Science · question 71

Q71

Which one of the following principles best describes the basic operation of an electromagnet?

A.
Current is induced in a conductor that is moving through a magnetic field
B.
Like magnetic poles repel, while unlike poles attract
C.
Current flowing through a conductor generates a magnetic field
Answer
D.
Like magnetic poles attract, while unlike poles repel
E.
None of the above

Answer: Option C

Solution

Answer: Option C
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