Single Answer MCQ
Q-00001743
How can you investigate the pattern of the magnetic field around a straight conductor carrying current?
1
Use a ruler
2
Use a protractor
3
Use a compass needle
4
Use a voltmeter
Answer and Solution
Answer
C. Use a compass needle
Solution:
You can investigate the pattern of the magnetic field around a straight conductor carrying current by using a compass needle. The needle aligns along the magnetic field lines, allowing you to visualize the field pattern. Therefore, the correct answer is 'Use a compass needle'.
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