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MHT CET Physics question

PhysicsElectric Charges and FieldsMHT CET

Cylinder is charged by 10 mC. Length of cylinder is 1 km and radius is 1 mm. Surface charge density of cylinder is

Answer: (C)

Solution

\dfrac{Q}{2π rL}\dfrac{10×10^{-3}}{2π×10^{-3}×10^3}$=1.59×10^{-3

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Question ID VK-075671