BAR BREAKING APPARATUS
To demonstrate the effect of expansion and contraction. Comprises a heavy cast iron base frame 350 x 120 x 100 mm. with two slotted uprights to carry a iron bar. Bar threaded at one end for tensioning hand nut and with a hole at the other end to take cast iron breaking bars. Supplied complete with 12 cast iron breaking bars.
Category: Physics & Electronic Laboratory Apparatus
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.
Aluminium, plain of diameter 13 mm.
Cat. No. Length mm. 10.01 150 10.02 450 10.03 750 10.04 1200
Brass diameter 13 mm.
Cat. No. Diameter mm. 07.01 3 07.02 6 07.03 9 07.04 12 07.05 16 07.06 19 07.07 25