Answer each question yes or no. Must two quantities have the same dimensions (a) if you are adding them? (b) If you are multiplying them? (c) If you are subtracting them? (d) If you are dividing them? (e) If you are equating them?

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

If an electric circuit is not grounded it is best to reach out and touch it to provide the ground a. true or b. false

Select all the correct answers. which changes will increase the rate of reaction during combustion? decreasing the area of contact between the reactants adding more oxygen to the reaction removing heat from the reaction changing the reactants from solid form to powdered form lowering the exposure of the reactants to air