Electroscope Needle, Great For Hands On Experience With Electrostatic Principles In Physics Classrooms And Labs. The Sheet Metal Walls Of The Electroscope Are Attached To A Plastic Base And Top. Front Glass Window Slides Up To Allow Insertion Of Ionizing Material In Chamber
Van De Graaff Generator, Hand Crank, Hand Operated, Metal Sphere Of Dia. 25Cm Insulated By A Plastic Column Supporting The Pulley Assembly. Complete With Accessories.
Electrostatic Friction Rod Kit, includes: -3 fabric cloths (wool, cotton, silk) -3 rods (glass, ebonite, lucite), provides the necessary tools to free both positive and negative charges for exploration into electrostatic forces, 0.4 lbs, 9.8x6.0x1.8in
Demonstration Electroscope, For The Demonstration Of Static Potentials. Available With Charging Ball Plus A Set Of Condenser Plates With Insulated Rod. Ring Diameter 150 Mm