This document discusses the topic of electromagnetic induction, including self induction, eddy currents, alternating current generators, LC circuits, mutual induction, magnetic flux, and Faraday's laws of electromagnetic induction. It covers key concepts such as inductance, reactance, impedance, resonance, transformers, Lenz's law, and Maxwell's equations as they relate to electromagnetic induction.

1. ELECTROMAGNETIC
INDUCTION
- Miss . Pooja K More
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2. Overview
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3. Self Induction
• Self inductance
• SI unit and dimensions
• Inductor (Choke)
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4. Eddy or Foucault currents
• Fault in
• Transformer, motors, etc.
• Useful in
• Galvanometer, induction furnace, electric brake, speedometer
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5. Ac generator
• Alternating emf
• Ac circuits
• Pure capacitor
• Capacitive reactance
• Emf lags current by 90 degree
• Pure inductor
• Inductive reactance
• Emf leads current by 90 degree
• Pure resistor
• Peak values
• Rms values
• Average power
• Circuits
• LCR series circuit
• Impedance
• Phase difference
• Power
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6. • Power factor
• Apparent power
• Average power
• For R = 0
• Wattless current
• Resonance
• Resonance condition
• Acceptor circuit
• Resonant frequency
• LC parallel circuit
• Resonance
• Rejector circuit
• LC oscillations
• Resonance condition
• Resonant frequency

7. Mutual Induction
• Transformer
• Step-down
• Turns ratio
• Step-up
• Mutual inductance
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8. Magnetic Flux
• Magnetic Induction
• SI unit and dimensions
• Faraday's magnet-coil experiment
• Electromagnetic Induction
• Maxwell's Law
• Displacement current
• Faraday's laws
• Emf induced in a straight wire moving in a magnetic field
• Lenz's law
• Fleming's left hand rule
• SI unit and dimensions
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