Single Answer MCQ
Q-00040542
Which of the following is a consequence of electromagnetic induction?
1
Electric current can flow through a vacuum.
2
A changing magnetic field produces an electric current.
3
All magnets are current-carrying conductors.
4
Only AC currents can generate magnets.
Answer and Solution
Answer
B. A changing magnetic field produces an electric current.
Solution:
A changing magnetic field produces an electric current, which is the fundamental principle of electromagnetic induction, demonstrated in Faraday's experiments.
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