POTENTIOMETER ONE METER SINGLE WIRE It consists of a wooden base fitted with 4mm socket terminals, single wire and a 100cm wooden scale. Supplied without jockey. WHEAT STONE BRIDGE TWO GAP ONE METER It consists of nickel plated brass strips and connecting pieces with 4mm socket terminals, fitted on wooden base. Length 100cm long with […]
PLUG KEY (ONE- WAY) Comprised of two or more brass blocks fitted with brass terminals and mounted on a black bakelite base. Tapered plugs with bakelite moulded tops fit into the tapered holes between the blocks providing low resistance contact With rubber feet.
Experiments Exp-1 To measure the force of attraction between charged capacitor plates by Null Method. Exp-2 To calculate the permittivity of Air. Exp-3 To measure the force between current carrying conductor and determine the permeability of Air. By means of null method this balance measures tiny forces, it possess adjustable counterweight and an optical […]
Single pole, single throws
INDUCTION COIL Coils are wound with highly insulated copper wire impregnated with paraffin wax, input 6-8 V d.c. through two 4 mm socket terminals,with an adjustable trembler system. The spark suppression capacitor is housed in the base. A pair of pointer electrodes with insulated handles for adjustment of the spark gap are provided.
EXPERIMENTS Exp-1 To show the change in intensity of bulb with adding cells. Exp-2 To interrupt the electricity by using push switch. Exp-3 The series and parallel combination of bulbs. Exp-4 To demonstrate the effect of variable resistance. Exp-5 The working of change over switch. Exp-6 To demonstrate the difference between diode and resistance. […]
DEMONSTRATION ELECTRIC BELL Mounted on panel, large size parts and visible wiring. Operates on 4-6 volts.
DEMONSTRATION DYNAMO MODEL The motor is mounted on a base with a driving wheel. Output is through 4 mm sockets and a low voltage bulb is also provided as a simple output indicator.
DANIEL CELL Outer copper vessel 125 x 75 mm with perforated shelf and terminal, a porous pot 150 x 50 mm and a zinc rod 125 x 12 mm, with support and terminal.
Experiments Exp-1 Capacitance of series & parallel combination of plate capacitors. Exp-2 Effect of area of plates on capacitance. Exp-3 Effect of distance between the plates on capacitance. Exp-4 Effect of different dielectric material on capacitance. PHYSICS, Class XII, Part-1, Chapter – 2, Electrostatic potentials. Silent Features Constant area of plates show capacitance C […]