Objects with unlike charges what each other

What tightening torque should be used for a hexagonal head screw (not split-bolt) on a 250 kcmil conductor?

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?

Smallest intensity of a stimulus that you can detect 50 percent of the time is