Question

a drop of oil of volume 10^-10 m^3 spreads out on water to make a circular film of radius 10^-1 m.what is the thickness of the film

Answer 1

Answer:

A drop oil is spread on a oil of volume 10 ? 10 m 3 spreads out on the water to make a circular film of ratios 10 ? 1 m . What is the...