Electrostatics 4 Question 8
8. 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)
(2015 Main) (a)
(c)
(b)
(d)
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Solution:
- Electric field lines originate from position charge and termination negative charge. They cannot form closed loops and they are smooth curves. Hence, the most appropriate answer is (d).
