Question

1. What are the electric field and electric flux of a sphere with a radius of 0.500 m and carries a charGe of +1.00 uc at its center?

Answer 1

The Gauss's law says

$$\phi=\oint EdA=\frac{q}{\epsilon_0}$$

$$\phi=\frac{1.00*10^{-9}}{8.85*10^{-12}}=113\:\rm N\cdot m^2/C$$