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A9 Electromagnetic induction and alternating current
Electromagnetic induction and alternating current
18 feasible experiments
Topics
• Faraday’s experiences with the permanent magnet
• Faraday’s experiences with the electromagnet
• Magnetic flux
• Neumann law
• Lenz law
• The law of electromagnetic induction
• Magnetic flux and sinusoidal law
• Alternating current
• The properties of alternating currents: the effective value
• Measurement instruments for alternating current
• Transformer
• The efficiency of a transformer
• The self-induction
• Self-induction and alternating current
• Impedance
• Inductive reactance
Qty
