Friction Board

To show conversion of mechanical energy into electrical energy. Turbine with transparent cover, inlet and outlet tubes directly connected to a dynamo. Fitted on base.

The unit consists of a wooden base with upper and a lower platform. The upper platform has a hole to allow use as a simple circulation system with a single reservoir. Includes two glass basins and shaped glass tubes. This unit is used as an accessory with Pump / Turbine Unit (PH20425).

Air cooled, four stroke, with operation of valves clearly shown. Mounted on a polished wooden base with schematic diagram, overall height 450 mm approx.

To demonstrate the phenomenon of heat absorption and radiation between different surfaces. One 12V bulb is used as heat source and two parabolic metal discs used as different bodies, one slot is provided behind the discs to hold the thermometer. Two sockets are provided for power input. with two thermometers & plain glass.