To show the conversion of electrical energy into mechanical energy. Consist of a star shaped copper disc of 90 mm. diameter rotatable vertically on a pair of adjustable centre plate. Disc can be adjusted on a vertical metal pillar of 75 mm. height, connected to one of the two terminals mounted on wooden base having four rubber feet. Disc dips into a small plastic mercury trough between the vertical limbs of a small horse shoe magnet. Size of base 150 x 100 mm. Operates on 4 V 1.8 A. Supplied without mercury.
Category: Physics & Electronic Laboratory Apparatus
Hardwood, with single quick lock clamp.
Light alloy, with single hole to take rods up to 13 mm. diameter.
GEOMETRICAL MODELS WOODEN SOLID
A set of 16 or 21 plane and solid geometric shapes. The plain shapes include triangle, rectangle, square, circle, semi circle, figure with five sides, six sides, eight sides, right angle. Solid figures include triangle, rectangle, cylinder, square, cone, square base pyramid, triangle base pyramid, pentagon, hexagon, octagon, sphere and ellipse. Supplied in a polished wooden box.
GEOMETRICAL INSTRUMENT BOX
Soft wood, contains one each of Divider, Protector, Set square 450 angle, Set square 600 angle, Compass, Rule, Board Cleaner. Each with a finger grip for convenient handling. Packed in a wooden box of size 400 x 240 x 75 mm. width x depth x height, fitted with brass fittings and a handle for carrying.