Question

By using a compass to measure the magnetic field direction at various points adjacent to a long straight wire, you can show that the wire's magnetic field lines are:____.

Answer 1

The wire's magnetic field lines are circles that are perpendicular to the wire and have their centers on the wire.

What is Right hand rule?

• According to Fleming's Right Hand Rule, if the thumb, forefinger, and middle finger are arranged in a straight line on the right hand.

• The thumb will point in the direction of the conductor's motion in relation to the magnetic field.

• The forefinger will point in the direction of the magnetic field.

• And the middle finger will point in the direction of the induced current.

What is magnetic field?

• The magnetic influence on moving electric charges, electric currents, and magnetic materials is described by a magnetic field which is a vector field.
• A force perpendicular to the charge's own velocity and the magnetic field acts on it when the charge is travelling through a magnetic field.

Learn more about magnetic field here:

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