General Knowledge Science & Technology Objective
Mar 25, 2013

By convention, the direction of a magnetic line of force is represented by an arrow on a line. The arrow would point in the direction

Choose the correct answer:
A) in which a unit north pole would be moved
B) in which a unit south pole would be moved
C) perpendicular to the plane of the line
D) indicated by the thumb in the left hand rule
Detailed Explanation

Option a is right answer.

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