Electric and Magnetic Fields MCQ Quiz - Objective Question with Answer for Electric and Magnetic Fields - Download Free PDF
Last updated on Apr 21, 2025
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Electric and Magnetic Fields Question 1:
A long cylindrical shell carries positive surface charge \( \sigma \) in the upper half and negative surface charge \( - \sigma \) in the lower half. The electric field lines around the cylinder will look like figure given in : (figures are schematic and not drawn to scale)
Answer (Detailed Solution Below)
Option 4 : 
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Electric and Magnetic Fields Question 1 Detailed Solution
Option(D) has field lines which are not continuous and sharply changing direction, hence it is not correct.
The given system should have the field lines similar to that of an electric dipole with field line originating at the positive charges and terminating at the negative charges and continuous nearer to the sphere.
Option(A) is correct.
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