For use with a large motor/generator and a lamp unit to demonstrate the conversion of electrical energy to kinetic energy and then back again.
Comprising an iron flywheel, mounted in cast brackets with bearings.
The shaft has an aluminium 'V' pulley for driving with the spring belt supplied.
A series of models to demonstrate different gearing systems.
With transparent slideplates, the gears may easily be seen and where necessary there is an index on the primary and secondary shafts to show the change in the direction of rotation and the relative speed of rotation.
A simple three-speed and reverse-gear system using spur gears.
Reverse gear is obtained by interposing a small lay-shaft mounted pinion between the two main shafts.
Gear selection is by means of a short ball-ended lever.
For showing potential energy in a wound-up spring and its conversion to electrical energy by driving a dynamo and lighting a lamp.
May also be used to wind up a weight on a cord showing the change from potential energy to kinetic and back to potential in the raised weight.
The steel shaft carries a clock spring with a free wheel device and winding ratchet, also an aluminium 'V' pulley 56 mm.
diameter.
One end of the shaft overhangs the base for use as line shaft when winding up a weight.
Dimensions 220 x 100 x 100 mm.
high Supplied complete with driving belt.
For showing the conversion from electrical energy via mechanical, to potential energy by winding up a weight on a cord.
One end of the 6mm.
steel shaft carries an aluminium 'V' pulley 56 mm.
diameter, and the other end is fitted with a cord anchoring collar.
Supplied complete with driving belt.
Determination of charge on a electron by measuring a known distance on the basis of number of times of fall under gravity and of rise in uniform vertical electrostatic field in a series of charged oil drops.
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