1. What is the voltage between two points if 1.2 J of energy are required to move 0.4 mC between the two points?
2. How much charge passed through a radio battery of 9 V if the energy expanded is 72 J?
3. If 312 C of charge pass through a wire in 2 min, find the current in amperes.
4. If the current in a conductor is constant at 2 mA, how much time is required for 6 mC to pass through the conductor?
5. What current will a battery with an Ah rating of 200 theoretically provide for 40 h?
6. For how many hours will a battery with an Ah rating of 32 theoretically provide a current of 1.28 A?
7. What are the significant differences in the way ammeters and voltmeters are connected?
8. What is a semiconductor? Typically, how many electrons in the outermost valence ring of semiconductor materials?