A charge Q is placed at each of two opposite corners of a square of length a. A charge q is placed each of the other two corners. Of the resultant electric force on the two charges Q is zero, what is the mathematical relationship between Q and q

The california mussel (mytilus californianus) attaches itself to a rock or other solid surface with a bundle of filaments known as the byssus. imagine that 15.0 j of work is done to stretch the distal end of the byssus. it releases 10.8 j of thermal energy as it relaxes. what is the resilience of the distal end of the byssus?