1.

An infinite line charge produces a field of 9 x 10^4 N/C at a distance of 2cm .calculate the linear charge density

Answer»

= 2cm = 0.02 m E = 9 X 10⁴N/m 1/4πξ₀ = 9 X 10⁹ Nm²C^-2 By USING the formula E = λ / 2πξ₀d => λ = 2πξ₀dE => 0.02 X 9 X 10⁴ / ( 2 X 9 X 10⁹ ) => 10 μC/m //



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