ElectrostaticsHard
Question
Find the force experienced by the semicircular rod charged with a charge q, placed as shown in figure. Radius of the wire is R and the infinite line of charge with linear density λ is passing through its centre and perpendicular to the plane of rod.
Options
A.
B.
C.
D.
Solution
dF = (dq)
Fnet =
2dF cos θ = 
⇒
cos θdθ = 
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