The viscous force on an oil drop is measured to be 6.0 10-13 N when the drop is falling through air with a speed of 9.0 10-4 m/s. If the radius of the drop is 2.5 10-6 m, what is the viscosity of air?
Answer in N x s/m^2
Answer in N x s/m^2
1 answer
1 answer
1 answer
1 answer