2 pulleys on a base giving a step up ratio of 3.75.
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For illustrating expansion by heating and contraction by cooling.
Comprising a mild steel bar 110 x 10 mm. length x diameter, on rod with wood handle, overall length approx. 280 mm. with metal cast gauge, sliding fit over ends of bar and with hole 10 mm. bore in one Arm.
Usable for experiments on specific heat capacity of different metals.. Cylindrical blocks with 12.5mm central hole to accept immersion heater and hole for thermometer. Mass of each, 1 kg 2% Aluminium Alloy : 76×84 (dia x height) mm Approx. Brass : 44×84 (dia x height) mm Approx. Copper : 44×79 (dia x height) mm Approx. Steel : 44×89 (dia x height) mm Approx. Supplied without thermometer.
This is a demonstration model with oscillating cylinder, safty valve and whistle and throttle valve, fuel heated.
The model is mounted on a metal base.
Consisting of a nickel plated copper vessel with outer vessel of teak wood fitted with bakelite top with hole for thermometer, terminals connected to a coil of wire complete with stirrer & outer teakwood vessel for determining the specific heat capacity of liquid by electrical method
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