Question

Write the expression for energy density of
electric field 'E' in free space.​

Answer 1

Answer:

densi toppr.com

1 answer

The gravitational acceleration on the earth's surface is g = GMRe2 Now, Density ρ = mass/volume = MV or M = ρ V = ρ × (4/3)π Re3 Thus, g = Gρ(4/3)πRe3Re2