Net charge on dipole is zero, so it will not affect the charge distribution and electric field on the outside but the charge distribution inside the shell will disturbed.
JEE Main 2019 — Physics Electromagnetism
2019mcqmedium
Shown in the figure is a shell made of a conductor. It has inner radius a and outer radius b, and carries charge Q . At its centre a dipole p is placed as shown then:
Official previous-year question
Held on 12 Apr 2019 · Verified 6 Jul 2026.
Options
- A
Surface charge density on the inner surface of the shell is zero everywhere.
- B
Electric field outside the shell is the same as that of a point charge at the centre of the shell.
- C
Surface charge density on the inner surface is uniform and equal to 4πa2(2Q).
- D
Surface charge density on the outer surface depends on ∣p∣.
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