Question: An infinite line charge has a uniform linear charge density PL i) Using Gauss Law, derive an expression for the electric field at a

An infinite line charge has a uniform linear charge density PL i)

An infinite line charge has a uniform linear charge density PL i) Using Gauss Law, derive an expression for the electric field at a radial distance r from the axis of the line charge. ii) Show that the work done in carrying the charge Q along a radial path from r= a to r= bis given by W =I QPL 1 b -In- a [6 marks]

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