Single Answer MCQ
Q-00040504
How do field lines indicate the strength of a magnetic field near a bar magnet?
1
By their color
2
By their spacing
3
By their length
4
By their direction
Answer and Solution
Answer
B. By their spacing
Solution:
Field lines indicate magnetic field strength by their spacing—closer lines represent a stronger field. The color, length, or direction does not directly represent strength as spacing does.
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