1. A 10,000-watt radio station transmits at 535 kHz. Determine the number of joules transmitted per second.
2. If a 9.0-volt battery is placed across a 5.0-ohm resistance, the current will be _____ amperes.
3. In an analogy between water and electric current, water would correspond to charge
4. If the potential across two parallel plates, separated by 1.50 cm, is 12.0 volts, what is the electric field strength in volts per meter?
5. A capacitor acquires a charge of 0.003 C when connected across a 30-V battery. Its capacitance is _____.