Made of steel, half red & half blue ( for N & S ) spray painted, with keepers.
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Plastic switch for experiments.
Made of steel, 12 x 5 mm in pairs ; half red & half blue (for N & S) spray painted, with keepers.
U Shaped Magnet for Physics Lab – Half red & half blue (for N & S ) spray painted, with keepers. Made of steel.
Plotting Mariner’s Compass for Physics Lab – Magnetic needle mounted in a circular dish, having printed scale at the inside of the bottom, fitted with glass on the top. Diameter : (a) 12mm (b) 16mm (c) 20mm (d) 25 mm (e) 38 mm (f) 50 mm (g) 75mm
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