reflection and refraction demonstrator, 16cm diameter acrylic water tank has a 360 degree scale and a moveable arm carrying a laser activated by a push-button, Thumb screws on the side of the laser harness can be adjusted to finely position the laser beam
Resistance Substitution Board 33 Ohms - 10M Ohms, Extremely Useful For All Circuit Applications. Great For Electronics Classrooms Or Labs, Or For Use In Circuits Under Design Or In Testing Conditions, Board Dimensions Are 5 X 3.5 X 2 Inches.
Manometer without Stopcock, to highlight the variation of pressure in a liquid with depth. It consists of a pressure capsule of 35 mm placed in a bent steel tube, measured by a pressure gauge mounted on a graduated support. Includes beaker
Steam Generator, Thick-Walled, Aluminium Can With Nozzle For Steam Outlet. Two Rubber Stoppers - One Solid And The Other With A Hole For A Thermometer, A Tripod Stand And One Sample Cup With Handle.