1. What is the relationship between kWh and joules ? explain briefly
2. Exoplain briefly the differences between peak and rms voltage
3. In an AC circuit that contains a resistor, A capacitor, and an inductor, impedance replaces the DC concept of resistance . Explain briefly the difference between the two quantities .
4. An AC circuit with a variable frequency generator, a resistor, and a capacitor is called a high pass filter . Explain briefly