Ploting Compass

Description

A kit of magnets and accessories in a storage tray.

Contents :

1. One Horseshoe magnet, 100 mm, with keepers.Two ceramic bar magnets, 75 mm long. 2. Three ceramic ring magnets, 38 mm diameter 3. Two plotting compasses clear both sides, 19 mm diameter 4. One lodestone specimen. 5. One pack Iron Filing. 6. One each strip of Iron, Aluminium, Zinc and Copper metal.

Description

Plastic bobbin with 2, 50 and 500 turns of insulated copper wire and rotatable on vertical axis is mounted on a moulded plastic base, with leveling screws and four terminals, with magnetometer mounted at the center of the bobbin.

Description

For demonstrating that some metals are magnetic whilst others are not and for general ‘Metal Identification’ exercises. Comprises sixteen discs, 25 mm. diameter 2 each of Mild Steel, Stainless Steel, Brass, Zinc, Nickel, Silver, Bronze, Aluminium and copper. One of each is stamped with the name of metal. the other is unmarked.

Description

Steel, with brass bearing Magnetic Needle Size are only which we have 75 mm