Which statement is true for both types of transistors? current flows from the collector to the emitter. current flows from the base to the emitter. the base is between the collector and the emitter. the base is a p-type semiconductor.

Heena wants to measure the volume of a ball that is 24 cm across. how should she set up her equation?

Polly is pushing a box across the floor with a force of 30 n. the force of gravity is –8 n, and the normal force is 8 n. which value could describe the force of friction if polly could not move the box?

Awater-filled u-tube manometer is used to measure the pressure inside a tank that contains air. the water level in the u-tube on the side that connects to the tank is 5 ft above the base of the tank. the water level in the other side of the u-tube (which is open to the atmosphere) is 2 ft above the base. determine the pressure within the tank.