A charged wire is bent in the form of a semi circular arc if radius a. – InterviewSolution

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1.	A charged wire is bent in the form of a semi circular arc if radius a. If charge per unit length is lambda C/m, the electric field at the centre O is?
Answer» A charged wire is bent in the form of a semi circular arc if radius a. If charge per unit length is lambda C/m, the electric field at the centre O is?

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