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Lecture Experiments Department of Physics

Induction, alternating current

Basics of induction
Induction generates counter-electromotive force
Induction proportional to dA/dt – Lorentz force
Induction proportional to dA/dt – induction voltage
Elihu Thomson
Can-crusher
Switching L on/off with bulbs
Switching L on and off
Induction with Helmholtz coils
Mutual inductance with direct current
Generation of alternating current
Induction with extendable coil
Hand-cranked generator in a crank telephone
Induction with spring pendulum
Induction in the Earth’s magnetic field
Induction torch
Iron increases impedance
Transformer
Bar magnet falls through coil
Reactive current
Music via L, R, C
Tesla coil
Saw in magnetic field
Falling disc in magnetic field
Homopolar generator
Induction in sheet
Large transformer
Jacob's ladder
Induction paradox
Induction with current swing
Losses in high-voltage cables
Eddy current brake
Eddy current brake in Cu pipe (normal, cut)
Eddy current brake in Cu pipe (cooled, uncooled)