An infinitely long positively charged straight thread has a linear charge density $\lambda \ ext{C m}^{-1}$. An electron revolves along a circular path having axis along the length of the wire. The graph that correctly represents the variation of the kinetic energy of electron as a function of radius of circular path from the wire is : [Diagram: Four graphs of Kinetic Energy (KE) vs radius (r)]

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An infinitely long positively charged straight thread has a linear charge density $\lambda \ 	ext{C m}^{-1}$. An electron revolves along a circular path having axis along the length of the wire. The graph that correctly represents the variation of the kinetic energy of electron as a function of radius of circular path from the wire is : [Diagram: Four graphs of Kinetic Energy (KE) vs radius (r)]

Accepted Answer

(2) [Diagram: graph (2)]

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