Calculate the Stress on a round metal bar. Show your work. (2 points for answer, 3 points for showing work) Loading = 55,000 lbs 1-1/2" round bar​

State the below theories and give the name of the writer of the theory 1. wave theory 2. quantum theory 3. corpuscular theory 4. electromagnetic theory

The junction rule describes the conservation of which quantity? note that this rule applies only to circuits that are in a steady state.

Relative to the ground below, how many joules of potential energy does a 1000-kg boulder have at the top of a 5-m ledge?