Two charged particles are separated by a distance of 0.5 meters. The charge on each particle is +2.0 × 10-5 coulombs. What is the magnitude of the electrostatic force on the two particles?

2kg of refrigerant 134a undergoes a polytropic process in a piston-cylinder assembly from an initial state of saturated vapor at 2 bar to a final state of 12 bar, 80 degree c. a)determine the work for the process in kj. b)sketch the process on a p-v diagram.

What is the thinnest soap film (excluding the case of zero thickness) that appears black when illuminated with light with a wavelength of 480 ? the index of refraction of the film is 1.34, and there is air on both sides of the film. express your answer in nanometers. hint 1. how to approach th

If you divide a speed in miles per minute by 60, you get the same speed expressed in miles