Iron Filings for indicating lines of magnetic force, pack of 500 gms.
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Made of steel, 12 x 5 mm in pairs ; half red & half blue (for N & S) spray painted, with keepers.
Educational Compass for Physics Lab – Card marked with points of compass & degrees. 175 mm overall diameter. 110 mm needle in case.
Deflection Magnetometer Compass for Physics Lab – A small magnetic needle having 100 mm needle at right angle in a tough plastic case. Cord marked with points of the compass and degrees. Can be used in magnetometer experiments
Mariner’s Compass for Physics Lab – Magnetic needle in Aluminium bowl with gimbals in polished wooden box with sliding cover, dia 75 mm approx
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