Objective: Demonstrate and investigate how an eddy-current brake works
In a metal disc moving through a uniform magnetic field, eddy currents get induced. The uniform magnetic field exerts a force due to these currents that causes the disc to slow down.
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![DC Power Supply, 0-20 V, 0-5 A, 1003312 [U33020-230], Power Supplies](/thumblibrary/U33020-230/U33020-230_01_140_140_DC-Power-Supply-0-20-V-0-5-A.jpg)
![Coil D with 1200 Turns, 1000989 [U8497440], Demountable Transformer D](/thumblibrary/U8497440/U8497440_01_140_140_Coil-D-with-1200-Turns.jpg)
![Pair of Clamps D, 1000977 [U8497181], Demountable Transformer D](/thumblibrary/U8497181/U8497181_01_140_140_Pair-of-Clamps-D.jpg)
![Pair of Pole Shoes D, 1000978 [U8497200], Demountable Transformer D](/thumblibrary/U8497200/U8497200_01_140_140_Pair-of-Pole-Shoes-D.jpg)
![Waltenhofen’s Pendulum, 1000993 [U8497500], Induction](/thumblibrary/U8497500/U8497500_01_140_140_Waltenhofen-s-Pendulum.jpg)
![Stainless Steel Rod 1000 mm, 1002936 [U15004], Rods](/thumblibrary/U15004/U15004_01_140_140_Stainless-Steel-Rod-1000-mm.jpg)
![U Core D, 1000979 [U8497215], Demountable Transformer D](/thumblibrary/U8497215/U8497215_01_140_140_U-Core-D.jpg)
![Calipers, 150 mm, 1002601 [U10071], Measurement of Length](/thumblibrary/U10071/U10071_01_140_140_Calipers-150-mm.jpg)
![Pocket Measuring Tape, 2 m, 1002603 [U10073], Measurement of Length](/thumblibrary/U10073/U10073_01_140_140_Pocket-Measuring-Tape-2-m.jpg)
![Digital Stopwatch, 1002811 [U11902], Measurement of Time](/thumblibrary/U11902/U11902_01_140_140_Digital-Stopwatch.jpg)
![Clamp with Hook, 1002828 [U13252], Clamps](/thumblibrary/U13252/U13252_01_140_140_Clamp-with-Hook.jpg)
![Laboratory Jack II, 1002941 [U15020], Jacks](/thumblibrary/U15020/U15020_01_140_140_Laboratory-Jack-II.jpg)
![Vibration generator -
for investigating oscillations and resonances, 1000701 [U56001], Oscillations](/thumblibrary/U56001/U56001_01_140_140_Vibration-generator-for-investigating-oscillations-and-resonances.jpg)
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