Single Answer MCQ
Q-00040539
What does the deflection of a compass needle near a current-carrying wire indicate?
1
There is no current flowing.
2
A magnetic field is present.
3
The wire is broken.
4
The compass is faulty.
Answer and Solution
Answer
B. A magnetic field is present.
Solution:
The deflection of a compass needle near a current-carrying wire indicates that a magnetic field is present around the wire due to the flow of electric current.
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