Current will cause a magnetic field in a conductor as follows: – McqOptions

MCQOPTIONS

1.	Current will cause a magnetic field in a conductor as follows:
A.	An ac current causes a fixed polarity magnetic field.
B.	A dc current causes a fixed polarity magnetic field.
C.	A dc current causes an alternating magnetic field.
D.	An ac current causes a fixed polarity magnetic field and a dc current causes an alternating magnetic field.
Answer» C. A dc current causes an alternating magnetic field.

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