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Question: Answered & Verified by Expert
An example of a perfect diamagnet is a superconductor. This implies that when a superconductor is put in a magnetic field of intensity B, the magnetic field Bs inside the superconductor will be such that
PhysicsMagnetic Properties of MatterJEE MainJEE Main 2014 (19 Apr Online)
Options:
  • A Bs=B.
  • B Bs=0.
  • C Bs<B but Bs≠0.
  • D Bs=–B
Solution:
2368 Upvotes Verified Answer
The correct answer is: Bs=0.
In diamagnetic material, the magnetic field strength decreases. So, in a perfect diamagnetic, it has to be zero.

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