Electronics - Inductors - Discussion


As current travels within a conductor:

[A]. the magnetic field aids the current
[B]. a magnetic field is developed around it
[C]. the wire tries to point north
[D]. an electrostatic field opposes the current

Answer: Option B


No answer description available for this question.

Nasrullah Khan said: (Mar 11, 2016)  
According to Left hand rule the magnetic filed is generated around the conductor when current flows from it. The direction of magnetic field is in the direction of folded fingers when thumb of hand is pointing the direction of current.

Uday said: (Nov 27, 2016)  
If you pass current through a straight wire, a magnetic field is formed around the wire in the form of circular rings.

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