A solid sphere made of insulating material has a radius $R$ and has a total charge $Q$ distributed uniformly in its volume. What is the magnitude of electric field intensity $E$, at a distance $r$ ($0

Asked in GS&EI ElectEngg 14 2024 1601 2025 · Topic: Electric Current (Definition of Electric Current and current density)

1. $\frac{1}{4\pi\epsilon_0}\frac{Qr}{R^3}$
2. $\frac{3}{4\pi\epsilon_0}\frac{Qr}{R^3}$
3. $\frac{1}{4\pi\epsilon_0}\frac{Q}{r^2}$
4. $\frac{1}{4\pi\epsilon_0}\frac{Q}{r^2}$

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