Tardigrade
Tardigrade - CET NEET JEE Exam App
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Tardigrade
Question
Physics
A copper ring is held horizontally and a bar magnet is dropped through the ring with its length along the axis of the ring. The acceleration of the falling magnet is
Q. A copper ring is held horizontally and a bar magnet is dropped through the ring with its length along the axis of the ring. The acceleration of the falling magnet is
1980
186
Electromagnetic Induction
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A
equal to that due to gravity
B
less than that due to gravity
C
more than that due to gravity
D
depends on the diameter of the ring and the length of the magnet
Solution:
As magnet approaches, the ring facing side becomes a pole opposing the fall of the magnet due to Lenz’s law