Published by:
CGP EDU Academic Team
Published on: September 12, 2026
A perfectly diamagnetic sphere has a small spherical cavity at its centre, which is filled with a paramagnetic substance. The whole system is placed in a uniform magnetic field 
. Then the field inside the paramagnetic substance is
A
Much large than 
and parallel to 
and parallel to
B
C
Much large than 
but opposite to 
but opposite to
D
Zero
Text Solution
Verified by ExpertsThe correct answer is:
D
JEE Main 2020
Magnetic field inside perfectly diamagnetic material remains zero.
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
An iron rod of volume and relative permeability is placed as core in a solenoid with . If a curr…
The soft-iron is a suitable material for making an electromagnet. This is because soft-iron has:
Given below are two statements:
Statement - I: Susceptibilities of paramagnetic and ferromagnetic s…
The susceptibility of a paramagnetic material is 99. The permeability of the material in Wb/A-m is:…
The space inside a straight current carrying solenoid is filled with a magnetic material having mag…
At a certain place the angle of dip is 30° and the horizontal component of earth's magnetic field i…