To demonstrate that charge resides only on outer surface of a conductor. Sphere 50mm diameter on insulated stand, complete with hemispherical cups having insulated handles.

Made of brass on an insulated handle.

Consists of nickel plated brass strips, on bakelite base with 4mm terminals.

Made of cobalt steel 12mm diameter, in pairs half red and half blue to indicate north & south poles with keepers, size (a) 50mm (b) 75mm (c) 100mm

Comprises of two curved brass rods with knobs joined by a hinge with two insulated handles.

Also known as Melde’s apparatus. Used to study and determine frequency of A.C. mains. Consists of a steel wire passing through an armature having a horse shoe permanent magnet. Whole apparatus is mounted on a wooden base. Complete with pulley and scale pan.

Consists of 250mL borosilicate glass conical flask with a stopper which supports a metal rod with disc.

This electroscope comprises of a metal case with transparent front and back. The highly insulating bush at the top of the case takes either a disc top plate 50mm diameter or a metal hook. It has a transparent scale and is fitted with a 4mm socket.

Hollow sphere of 80mm diameter, with hole at top, on an insulated stand.

Used to demonstrate the pressure of atmosphere Made of Brass fitted with stopcock and handle

With Keepers, Powerful and polished. Size 50mm, 75mm and 100mm

With keepers strong length 2.5cm, 7.5cm, 100cm

Magnetized alnico block, red pointed, attached to cadmium plated and passivity parallel mild steel pole pieces. Each pole piece having a hole for attachment of auxiliary pole piece

In this compass the accurately balances needle is provided working on a hard red steel pivot. The unit is mounted in an Aluminum case with glass top and bottom diameter 20mm

It consists of a compass box. Fitted on a polished teak wood base of special construction to avoid warping, with hard wood Millimeter scale. Removable compass box with out magnet