The primary coil of a transformer contains 100 turns; the secondary has 200 turns. The primary coil is connected to a DC source that supplies a constant voltage of 1.5 volt. What is the voltage measured across the secondary coil?
Q. A lamp is connected in series with a capacitor . Predict your observations when the system is connected first across a DC and then an AC source . What happens if the capacitance of the capacitor is reduced ?