Electromagnet

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

Bar magnet pair with keeper Alnico Bar Magents (Pair) with spacer and keepers. Supplied in cardboard boxes Actual bars may be different size than stock photo. Bar Magnet Alnico (Pair) Size are mentions below which we have :- 38 x 10 x 5 mm (1.5") 50 x 10 x 5 mm (2") 75 x 10 x 5 mm (3") 100 x 10 x 5 mm (4") 150 x 10 x 5 mm (6")

Description

For investigating the magnetic field associated with a solenoid coil. Coil size 51 x 92 mm.(diameter x length) approx.,diameter of wire 1.5 mm. Magnetic field Demo, long solenoid