STANDARD Physics Lenz's Law MCQ Question
The north pole of a bar magnet is rapidly introduced into a solenoid at one end (say A). Which of the following statements correctly depicts the phenomenon taking place?
No induced emf is developed.
The end A of the solenoid behaves like a south pole.
The end A of the solenoid behaves like north pole.
The end A of the solenoid acquires positive potential.
Correct Answer
Detailed Explanation
It happens in accordance with the Lenz's law. The end A becomes north pole, to oppose the motion of the magnet.
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