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MHT CET Physics question

PhysicsElectric Charges and FieldsMHT CET

A cylinder of radius 5 mm and surface charge density of is surrounded by a medium of dielectric constant 6.28. The magnitude of electric field at a point 2 m away from the axis of the cylinder is

Answer: (C)

Solution

\dfrac{λ}{2πε_0kr}\dfrac${σ

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Question ID VK-075666