Physics-Magnetic Properties of Materials
NEET Physics Magnetic Properties of Materials MCQ Question
Type: MCQ-conceptual-Medium-Class 12
Which of the following statements best describes the behavior of magnetic field lines around a magnetic material?
A
They form closed loops without beginning or end.
B
They emanate from the north pole and terminate at the south pole.
C
They can cross each other at points where the field is weak.
D
They are straight lines that extend indefinitely.
Correct Answer
Option A
Detailed Explanation
Magnetic field lines form closed loops, as the net flux over any closed surface must be zero, meaning as many lines enter as leave the surface.
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