The two plates are supported in two rigid uprights and driven by
belt in opposite direction. They are heavy, high resistance plastic
with sectors of aluminium sheet. Two leyden jars (condensers)
made form corning glass and aluminium foil. The whole is
mounted on a wooden base nicely polished.
Size available 200mm, 250mm, 300mm.
GOLD LEAF ELECTROSCOPE - EISCO
Rectangular casted metal case and polythene insulated lid with
finger flap to facilitate removal. Fitted with 4 mm. socket. Front
glass window slides up to allow insertion of ionizing material in
chamber, gold leaf support plate and scale to show deflection,
with one pair of leaves.
ELECTROSTATIC KIT- EISCO
Comprises of 1 electroscope, 4 metallised polystyrene spheres, 1
each reel nylon, cellulose acetate strip, polythene strip, wire
stirrup, rubber cloth, wire hook, electrophorus on handle and proof
plane, 2 each of polythene tiles and aluminium cans.
ELECTROSCOPE NEEDLE - EISCO
Simple to use, fitted with sensitive needle which pivots on an axle.
VAN DE GRAAFF GENERATOR MOTOR
DRIVEN - EISCO
Specially designed for electrostatic experiments and where
continuous source of high voltage is required. Fitted on base with
smooth running A.C. Motor, operates on 220 volts A.C. 50 Hz.
SPECIFICATIONS :
Charge collecting Silicon rubber having excellent
Belt :
insulation resistance.
Tracking :
Belt-tracking easily adjusted.
Charge collecting combs :
Aluminium mesh, clearly visible.
Spheres :
Aluminium 150 mm. dia.
Connections :
4 mm. sockets in dome and base.
Voltage developed :
Upto 200 kV, depending on ambient
conditions, with a spark length of 60 mm.
Discharger :
Spherical 100 mm. dia., with insulated
Handle and 4 mm. sockets.
