Highly evacuated electron tube with focusing electron gun and fluorescent screen inclined relative to the beam axis, so that the path of the beam can be seen and the effects of electric and magnetic fields can be studied.
Hydraulic Press, Length: 10.2in, Width: 7.9in, Height: 11.8in, Consists of two interconnected cylinders of different dia based upon two graduated glass syringes of 10ml and 50 ml with cross-sectional are of 3 to 1. For demonstrating the transmissibility of fluid pressure
Hydraulics Kit, 4 in 1, Contains: Scissor Lift, Platform Lifter, Cherry Picker, Excavator. Most models stand between 18 and 24 cm high when fully extended and can hold things like a glass of milk, toys, false teeth and other fun items