Single Answer MCQ
Q-00001746
What does the pattern of iron filings around a bar magnet demonstrate?
1
Electric field lines
2
Magnetic field lines
3
Gravitational field lines
4
Heat distribution
Answer and Solution
Answer
B. Magnetic field lines
Solution:
The pattern of iron filings around a bar magnet demonstrates the magnetic field lines. These lines show the direction and strength of the magnetic field produced by the magnet. Therefore, the correct answer is 'Magnetic field lines'.
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