For showing the difference in conductivity.
Rod 300 x 18 mm half brass & half polished wood.
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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.
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.
A model of four stroke water – cooled diesel engine .. This is of the chain-driven overhead camshaft type and all functional components like camshaft, rock – arms,. tappets etc. are clearly demonstrated. The functioning of fuel injection system is also represented. Ignition is shown by means of a miniature bulb. Mounted on base.
Fixed on polished wooden base, single barrel made of steel pipe with stopcock. . Pump plate made of aluminium dia (a) 15 cm (b) 20 cm (c) 25 cm.
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