This hand powered Van de Graaff Generator includes a 10mm diameter metal sphere and a 100mm discharging sphere.

The discharge sphere is supported on a pivoted arm with a handle and is attached to the top of the driving-wheel pillar.

For connecting accessories; a 4mm socket is provided...

The accessories are provided with 4mm pegs that fit into the top of the Van de Graaff sphere.

The set comprises:

• Perspex cylinder with metal caps and 4 metallised spheres
• Faraday's Pail
• Head of hair
• Point discharger
• Neon bulb
• Electric whirl...

An efficient design for all the usual electrostatic experiments and for where a continuous source of high voltage is required. It has a strong metal base with profiled hand grips; housing a quiet running a.c. motor. The discharge sphere may be plugged into the base or supported separately; linked...

Charge collecting belt suitable for use with the following Van de Graaff Generators:

• B8H26710 - Van de Graaff Generator - Hand Driven
• B8H26758 - Van de Graaff Generator - Motor Driven

Dimensions:

• Circumference: 750mm
• Width: 62mm
• Thickness...

This apparatus enables electric field patterns to be shown in much the same way that magnetic fields are demonstrated with iron filings; either by direct viewing or on an overhead projector.

The apparatus comprises a clear plastic dish (90mm x 12mm) and base (140mm x 125mm); which carries a...

The Harris Worcester Circuit Board consists of a baseboard; terminals; a set of metal connection pillars and a number of clip-on flexible connection strips and accessory units; allowing a variety of circuits to be constructed quickly and easily. Phosphor-bronze connection strips are so designed t...

Spare pack of 10 connectors with Lamp Holder for use with the Worcester Circuit Board (B8R06035).

Pack of 10 plain spring connectors for use with the Worcester Circuit Board (B8R06035).

Connectors with rheostat for use with the Worcester Circuit Board (B8R06035).

Pack of 10 Mounted Bell Pushes for use with the Worcester Circuit Board (B8R06035).

Spare circuit board for use with the Worcester Circuit Board components which enable a variety of circuits to be constructed quickly and easily.

This substantial bridge has broad; heavily plated brass strips mounted on a polished hardwood base. Terminals with 4 mm sockets are provided. 24SWG constantan wire is stretched along the top of a meter scale in mm and cm.

• Dimensions: (L)1.13M x (W)80mm x (D)50mm

Supplied...

Comprising 24 SWG constantan wire stretched along a metre scale; subdivided in cm and mm clamped to stout plated brass end plates. The terminating strips are provided with heavy duty 4 mm socket terminals and the whole is mounted on a polished hardwood baseboard.

• Supplied WITH JOCKEY.<...

For Wheatstone Bridge (B8H27076) and potentiometer work; with moulded ribbed insulating handle; plated-brass contact with locating notch; and a plated-brass terminal with a 4mm socket.

• Dimensions: 95mm x 15mm

Low cost apparatus for student investigation into resistance; length and cross-sectional area

Also acts as a bridge or potentiometer.

This 40cm Resistance Board is designed to allow students to investigate resistance quantitively. The board is fitted with 4mm terminals connected by a...

This set enables a comprehensive range of experimental investigations into the characteristics and properties of radioactive emission to be carried out.

The kit consists of the following items:

• Radioactivity bench
• Aluminium Absorbers
• Lead Absorbers
• Set of ...

Holder for Geiger-Muller Tube.

A square metal body 50mm x 40mm (length x depth) which houses the tube socket and is mounted on a sheet metal plate with rubber feet. A captive co-axial connecting lead 1M long is provided; terminating in a standard BNC connector. A 2.2 MΩ protective sta...

This Alpha Scattering Apparatus is for demonstrating Rutherford scattering by means of a gravitational analogue of inverse square law repulsion.

The apparatus comprises a spun aluminium hill; a 12.5mm steel ball and a wooden launching ramp. The shape has been determined by varying its heig...

BEK Push Switch mounted on a yellow baseplate with sockets to accommodate the connection of 4mm plug leads. Excellent for general circuit work.

This resistance substitution box has 12 different values:

• 100W;
• 21W;
• 470W;
• 1KW;
• 2.2KW;
• 4.7KW;
• 10KW;
• 22KW;
• 47KW
• 100KW;
• 21KW;
• 470KW.

All values are in + 1% tolerance and all the resistance...