50 mm x 50mm magnetic square rubber sheet.
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Mariner’s Compass for Physics Lab – Magnetic needle in Aluminium bowl with gimbals in polished wooden box with sliding cover, dia 75 mm approx
Barlow Wheel for demonstrating the conversion of electric energy into mechanical energy. Star shaped copper disc 9cm dia. rotatable vertically on pair of adjustable centres and dipping
Plastic switch for experiments.
Demonstration Transformer – One main coil and 2 interchangeable secondary coils, 6 and 12 volt at 2 amp.
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