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Coil for Demountable Transformer, 70mm, 50 Turns, 4A Rod Size_23.6" sized for ripple tank and sized for ripple tank and bulb driven physics demonstrations each fitted with 98 iron rod plotting compasses in a 14 x 7 matrix that align with field lines whenever a magnet is brought near Fifty turn 4A coil for the demountable transformer panel mounted with 4mm sockets and an enclosed earth connection for safe wiring during induction and AC demonstrations
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