a
a magnnetic line of force is an imaginary line which the north pole of a magnet would describe if it is free to moves
b
magnetic lines of force do not cross one another
c
magnetic lines of force are closely packed together at neutral point
d
the presence of magnetic lines of force in a region indicates the presence of a magnetic field
Explanation
Correct Option
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Discussions (4)
Ayomide Oluwaga
10 years ago
I dnt think so, corrections shld be made immediately...the answer is wrong
Asorockdsky
10 years ago
The selected answer is wrong:
Magnetic lines in a neytral point can never exist close to ......cos it forms a neutral point in which all lines of force repel themselves therefore creating a space........also one cannot indicate or identify a magnetic field without lines of force...the answer is definitely wrong
