To demonstrate the magnetic lines of forces, 46 magnetic compasses are fitted on a 300 x 300 mm approximately square wooden base. Permanently fitted magnetic compasses provide an advantage of easy handling and storage.
To demonstrate the magnetic lines of forces, 46 magnetic compasses are fitted on a 300 x 300 mm approximately square wooden base. Permanently fitted magnetic compasses provide an advantage of easy handling and storage.
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To demonstrate the magnetic lines of forces, 46 magnetic compasses are fitted on a 300 x 300 mm approximately square wooden base. Permanently fitted magnetic compasses provide an advantage of easy handling and storage.