Questions
A metallic ring connected to a rod oscillates freely like a pendulum. If now a magnetic field is applied in horizontal direction so that the pendulum now swings through the field, the pendulum will
a
Keep oscillating with the old time period
b
Keep oscillating with a smaller time period
c
Keep oscillating with a larger time period
d
Come to rest very soon
detailed solution
Correct option is D
Emf induces in ring and it will opposes the motion. Hence due to the resistance of the ring all energy dissipates.Talk to our academic expert!
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