Acircuit has a voltage drop of 12.0 v across a 30.0 resistor that carries a current of 0.400 a. what is the power used by the resistor? use p = vi. a. 360.0 w b. 12.0 w c. 4.80 w d. 57.0 w

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

What is the rate of change in a objects position?

Apulley system is used to lift a 2,000 newton engine up a distance of 3 meters. the operator must apply a force of 250 newtons to the chain of the pulley system to lift the motor. to lift the engine 3 meters, the operator must pull a total of 30 meters of chain through the pulley system. what is the value of di?