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BAR MAGNET CERAMIC WITH PVC COVER
Size 50 x 10 x 5 mm, per pair with plastic cover.
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A NEWTON COLOUR DISC
For demonstrating that white light may be composed from all the spectral colours by rotation of multi-colored disc. Comprising a multi-coloured metal disc 150mm. diameter mounted on metal stand and dr....
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ACCUMULATOR
With charge indicating system 2 volts 45 AH on 20 Hrs rate in plastic container.
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AMMETER
Moving coil for D.C. measurements, Any single range 0-1, 1.5, 3, 5, 10 Amps.
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APPARATUS TO SHOW FORCE ON CONDUCTOR IN MAGNETIC FIELD
Comprising a strong U-shaped magnet and a pair of brass rails with 4mm socket terminals. A brass axle with plastic discs is free to roll along the rails and completes the electrical contact between th....
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BALL & RING
Gravesande's, ring mounted in rod with handle, ball with chain. Cold ball passes through the ring but does not pass when heated the ring & the ball with separate handles. ....
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BANANA PLUGS
4mm Pin, 18mm long spring insert and hard plastic body. Overall lenght of plug 40mm.
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BAR & GUAGE
To illustrate expansion of metal on heating and contraction on cooling, with steel bar of length 100 x 10 mm and plated brass gauge with a cut-out to just accommodate the bar and two holes through whi....
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BAR MAGNET ALNICO
ALINCO, in pairs, Lifting Power 500 gms., with keepers. Dimensions are nominal. Supplied in card board boxes. Size A 37 x 13 x 10 mm B 50 x 13 x 10 mm C 75 x 13 x 10 mm D 100 x 13 x 10 mm E 150 x 13 x....
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BAR MAGNET CHROME STEEL
Chrome Steel, 12 mm. diameter, in Pairs. Length: 50mm, 100mm, 150mm
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