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MHT CET Physics question

PhysicsElectric Charges and FieldsMHT CET

A point charge of 3 mC is situated in air at the centre of a sphere of radius 10 cm. Find the T.N.E.I. through a portion of the surface, of the sphere which subtends an angle of steradian at its centre

Answer: (A)

Solution

TNEI through the portion $= q Ω/4π = 3 mC×(π/2)/(4π) =

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Question ID VK-075174