Electric field at a distance r from an infinitely long uniformly charged straight conductor, having linear charge density λ is E 1 . Another uniformly charged conductor having same linear charge density λ is bent into a semicircle of radius r. The electric field at its center is E 2 . Then
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
From Gauss's law, electric field due to an infinitely long wire, 
When wire is bent into semi-circle,
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