The magnetic field produced in a straight conducting wire on passing the current through it is ............ .

  • A
    in the direction of current
  • B
    in the direction opposite to the current
  • C
    circular around the wire
  • D
    in the direction parallel to the wire

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Similar Questions

Describe an activity to show that the magnetic field produced by a given current in a wire decreases as the distance from the wire increases.

The magnetic field produced by a current in a straight wire has no poles.

The strength of the magnetic field of a solenoid does not depend upon:

$A$ current $I$ passes through a circular loop $C$ and a solenoid $AB$ as shown below:
$(i)$ What is the polarity of: $(a)$ the face of the loop you are looking at? $(b)$ the end $B$ of the solenoid?
$(ii)$ What is the direction of the magnetic field at the centre of the loop?

Give the factors on which the magnetic field produced by a current-carrying solenoid depends.

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