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(Cat No. - 10586) |
Improved type, to show effects of vibrations in a stretched cord & to investigate
relation between requency, tension & density. Comprising an adjustable length of thin steel rod mounted in a pair of socket
terminals near one end and passing through an a.c. energising coil and a permanent magnet. The other end of the wire has a
small boss with clamping screw for attaching to cord. Two adjustable contacts are also fixed on either side of the armature
connected to terminal sockets to provide a quick change-over switch in capacitor charge/discharge experiments
etc. |
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