SPHAU Coulomb's Law Assignment 1) What is the electric force between charges of +2.00uC and a -3.00uC when placed 20.0 cm apart? What type of force is this? (3) 2) Calculate the net force on the corner charge in the diagram below: (5) 40.0 HC 30.0 cm 50.0 HC 4.0 cm 20.0 HC 3) Three equally charged objects are located as shown: 2.0 cm B 1.0 cm C The magnitude of the electric force between A and B is 3.00uN. a) What is the electric force of C on B? (3) b) What is the net electric force on B? (2) 4) Three equally charged objects are located as shown: 2.3 cm B 1.0 cm Sphere C exerts a force of 4.00UN [N] on B. a) What's the force of A on B? (2) b) What's the net force on B? (4) 5) A 10.0 g pith sphere is positively charged "+q" and is suspended on a silk thread (of negligible mass) in an electric force field | E|. It is at rest. L = 5.0 cm 30.0 a) Find the electric force acing on the sphere. (4) b) Find "+q" if | E| is 1.25 x 10-16 N/C. (2) c) How many missing electrons make up this charge? (2)