VAN DE GRAFF GENERATOR HAND DRIVEN
PHY-00758
Hand operated, mounted on base. For the generation of electric charge, useful in electrostatics and for studying various phenomena associated with electric charge. Comprises a near spherical dome supported on top of an insulated, clear Perspex pillar on the base. A removable flat rubber belt rotates through rollers mounted at both the ends of Perspex pillar. Lower roller shaft has a pulley driven by a hand operated crank through rubber belt. Supplied with a discharging sphere 100 mm dia.
VAN DE GRAFF GENERATOR MOTOR DRIVEN
PHY-00761
The low voltage powered model is designed for Electrostatic experiments, Fitted on base with smooth running DC Motor, operates on 220 volts A.C. 50 Hz. Power input is via a pair of color coded 4 mm sockets. Mains operated versions are provided with 1.5 meters of 3 core mains cable. The earth core of the mains leads being connected to the metal structure of the apparatus. Both voltage & mains versions also have independent 4 mm earth sockets with spherical discharger of 75 mm dia with insulated handle.
VERNIER TRAVELLING MICROSCOPE
PHY-00771
Traveling microscopes are specially designed to meet the requirements of Research, colleges, schools and Industrial laboratories ,Consists of a heavy cast iron base fitted with three levelling screws with the top machined over which slides a gun metal carriage. The slide can be clamped at any position by means of a clamping screw. Fine adjustments for final reading is done with a micrometer screw. A vertical slide operating in a similar way is fitted on the horizontal carriage. The microscope with rack and pinion is fitted on the vertical or horizontal position of microscope. Microscope tube is fitted with 10x ramsden eye piece with cross line graticule& an achromatic objective of high quality.
