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.
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.
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")
This demonstrates the action of electric current on a magnet.
A cobalt steel needle with agate bearing supported by pivot is mounted on a plastic base and surrounded by rectangular frame fitted with terminals.
A former with terminals and engraved circle marked 0 – 180° – 0 figured every 45°, wound with 30 turns of insulated copper wire, complete with a magnetic needle 75 mm long and a pivot for the needle.
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.
Consist of a closed transparent box with a transparent tube through the center.
The box contains iron filings and silicon oil.
When one or more cylindrical magnets are inserted into the central tube, the filings are attracted and line up along the field lines in all dimensions With Cylindrical Magnet.
Reviews
There are no reviews yet.