Engines & Heat Physics Labware
4-Stroke Petrol Engine
Represents a typical air cooled, side-valve four-stroke petrol engine with the operation of the valves clearly evident, cams being driven by a gear train from rear of the main crank. As with the two-stroke model, simulated spark plug uses a small lamp to indicate the firing point. Screw terminals are provided for connection to 3 Volts battery. Cross-section of carburetter is shown. Mounted on base
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Engines & Heat Physics Labware
Ball and Ring Apparatus 2
GRAVESANDE – Ring and ball, mounted on separate handle ball.
An apparatus for demonstrating thermal expansion, comprising a captive brass ball secured to a mounted brass ring by a chin, Ring mounted on rod with a wooden handle. The ball passes through the ring when cold but will not pass through after being heated.
SKU: n/a -
Engines & Heat Physics Labware
Sectional Model of Steam Engine
The engine model comprises a section cut metal cylinder covered with transparent acrylic plate to observe the working parts -piston, valves, link motion and reversing methods.
The movement of wheel is very light to demonstrate the working even by blowing through mouth. Mounted on a moulded metal base.
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Engines & Heat Physics Labware
Charles Law Apparatus
A glass U tube, 15 mm dia, with one limb plain 220 mm long and other limb graduated 25 to 35 x 0.2 ml, 120 mm long terminating in a bulb 38 mm diameter, with third limb 185 x 6 mm (L x D) joined at right angles to the plane of the other two, short length of glass tubing mounted in end of wide bore plain limb with rubber bung, a piece of rubber tube and a pinch clip..
Supplied with tall form beaker 1000 ml and stirrer. 30 ml mercury is required. Supplied without mercury and without thermometer.SKU: n/a -
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