(i) Electromagnetic Induction
Faraday’s laws, induced emf and current; Lenz’s Law, eddy currents. Self-induction and mutual induction. Transformer.
We have discussed Transformer in the Chapter ‘Alternating Current’ (below).
Electromagnetic Induction [Videos]
- Faraday's Experiments
- Numerical Problems on Faraday's Laws
- Lenz's Law
- Application of Lenz's Law
- Important Example of Faraday's Law
- Motional EMF
- Principle of AC Generator or AC Dynamo
- Self Induction [Part 1]
- Self Induction [Part 2]
- Energy Stored in a Current Carrying Coil
- Mutual Induction
- Eddy Current
(ii) Alternating Current
Peak value, mean value and RMS value of alternating current/voltage; their relation in sinusoidal case; reactance and impedance; LC oscillations (qualitative treatment only), LCR series circuit, resonance; power in AC circuits, wattless current. AC generator.
