E/M BY HELICAL METHOD – GUPTA BRAND 200322

Objective : To study charge of an electron.
Features : Kit Comprises of High Voltage Power Supply Unit with intensity, focus X, Y, deflection & Solenoid current controls. Two metes are provided in Power Supply for Acceleration Voltage control & for solenoid current controls. One Solenoid Unit
Comprises of one Solenoid mounted on Wooden stand & CRT is kept in the solenoid pipe

E/M BY THOMSON METHOD – GUPTA BRAND 200321

Objective : To study charge of an electron using Thomson method.
Features : High voltage Power Supply with One Meter provided to measure the deflection voltage. Complete with Intensity, Focus & Deflection controls. It is provided with accessories such as compass box, set of ELNICO magnets, Teak wood stand with CRT mounted, Teak wood U stand with scale on both the arms for placing magnets.