A uniform bar is 1.2 m and weighs 16 N. It is suspended by strings from the ceiling at the ends, labeled A and B. A block P weighing 96 N is attached at a position 0.30 m from A. Find the tensions in the strings at positions A and B.

Four objects each with charge +2.0×10−7c are located at the corners of a square whose sides are 2.0 m long. part a what quantities can be determined using this information? check all that apply. the electric force on a charged object placed at the center of the square. the mass of each object. the total electric potential energy of the system consisting of the four charged objects. part b find the electric force on a charged object placed at the center of the square.