Set Of Coils   (MG-3046)

Insulated copper wire wound on a hollow former with 4 mm sockets supplied complete with steel nails to act as cores. Set comprises:
a) 2 x 50 turns x 0.28 mm diameter,.
b) 2 x 100 turns x 0.40 diameter,
c) 2 x 200 turns x 0.56 diameter,
d) 8x150 mm nails.

Magnetic Field Demonstrator   (MG-3047)

Simple and handy, show the magnetic lines of forces when a magnet is placed, 46 compasses fixed around the magnet to realize the magnetic lines of force. Complete with magnet.

Magnetic Field Apparatus   (MG-3048)

To demonstrate the production of a magnetic field by a current flowing in a solenoid. It consists of 3 coils of 5, 10, 20 turns, of insulated copper wire, suitably supported at the centre of the wooden base, having 4 socket terminals.

Galvanoscope Simple   (MG-3049)

It is used to detect the presence and direction of electric current by the deflection of a magnetic needle. It consists of an insulated former wound with 30 turns of copper wire and provided with two terminals and circular scale marked 0-180°-0 divided and figured at every 45°, with magnet pivot and 75mm magnetic needle with brass bearing, operates on 4-6 volts.

Electromagnet   (MG-3050)

It comprises mild steel U-shaped bar of circular cross section fitted with bobbins, wound with heavy gauge copper wire and the ends are ground very flat to make good magnetic contact with the iron armature. The connections of the bobbins are made to ensure that direction of winding around each pole is obvious. Supplied with carrying hook, operates on 4-6 volts d.c. Supplied with keeper with hook.

Square Section Solenoids   (MG-3051)

It facilitates learning of induction and its dependence on total turns, turns per unit length, current flowing and cross sectional area of the coil.

A set of 4 square section solenoids, two having a cross sectional area of 4000 mm2 and length of winding 295 mm. Turns per unit length ratio is kept 1:2 by close wounding, one by 380 turns anc' other is open wound by half i.e. 190 turns. The other two coi have a cross sectional area of 2000mm. The number of turns usei in each case is same as for larger coils, solenoids 325 mm (overa length), large coil 325 x 64 x 74 mm, small coils 325 x 45 x 55 mm.

Westminister Electromagnetic Kit   (MG-3052)

This kit is most versatile as it enable students to perform a wide range of experiments in electromagnetism such as construction of working motors and meters. For 8 students.

It comprises eight anisotropic alloy magnets, eight anisotropic ceramic ferrite magnets, four steel magnet yokes, six plotting compasses, four hard board formers for compasses, one bottle iron fillings, four iron filling dispensers, four each double C-cores, clips for C-cores, aluminium rings, split aluminium rings, four each support bases, armature with axle tubes, aluminium axle rods, eight split pins, 16 rivets, one length latex rubber tubing, four each formers for coils, reels cellulose tape/ reels copper wire, four each sheets white pasteboard, plain postcard, reels white cotton, four each C-resistors 100 ohm, 10 ohm, ten flash lamp bulbs, four neon bulbs, eight (MES) bulb holders, wood clamp, wood block.

  (MG-3053)

Same as economy model for 4 students

Motor Construction Kit, Westminister Pattern   (MG-3054)

This enables students to construct six models electric motors. It comprises of the following:
12 Nos Magnadur magnets, 6 Nos armatures, 6 Nos mild steel "yokes, 6 Nos support bases wooden, 6 Nos knitting needle shafts (Al shafts), 24 Nos rivets, 12 Nos split pins, 1 No reel 26 SWG PVC overed copper wire, 2 Nos reels cello tape, 30cms rubber tubing, 2.5 mm bore.

Apparatus To Show Force on a Conductor   (MG-3055)

Comprising a strong U-shaped magnet and a pair of brass rails with 4mm socket terminals. A brass axle with plastic discs is free to roll along the rails and completes the electrical contact between them. When the axle is placed on the rails between the poles of the magnet, and a power supply unit is connected, the axle rolls along the rails, away from the centre of the magnetic field.

Magnetic Field Demonstration Coils   (MG-3056)

Mounted on acrylic sheet with socket connections.

a) Single straight conductor, copper wire
b) Single loop, copper wire
c) Solenoid, multi loops, 7 turns copper wire

Magnetic Field Demonstration Coils   (MG-3057)

Mounted on acrylic moulded sheet with socket connections.

a) Single straight conductor, copper wire 1.3mm dia
b) Single turn : 1 & 5 loops of copper wire 1.3mm dia
c) Solenoid, multi loops of copper wire 1.3mm dia

Magnetic Field Demonstration   (MG-3058)

Two verticals coils, single and 5 turns, of dia. 62mm, copper wire dia. 1.5mm, mounted on a clear acrylic base plate with socket terminals.

Electromagnetic Field Experiment   (MG-3059)

Show how the shape of a conductor affects magnetic field pattern. Consists of 3 conductors-straight, loop and solenoid on clear acrylic base plate. Wire is 6mm diameter with 6 turns. Each conductor has two terminals. Supplied with 8 Aluminium magnetic compasses and iron fillings.

Barlow's Wheel   (MG-3060)

For demonstrating the conversion of electric energy into mechanical energy. Star shaped copper disc 9cm dia. rotatable vertically on pair of adjustable centres and dipping.