How is the Earth's magnetic field used for navigation?

(1) The part of a bar magnet, at which the magnetic field is the strongest, is called its pole. (2) A magnetic field is never created by a compass needle. Sep 29, 2022 ... Commerce's report finds that NdFeB magnets, which “are the strongest permanent magnets commercially available and improve the efficiency of ... Like neodymium, samarium cobalt magnets are part of the rare earth magnetic material family. ... Samarium cobalt magnets were the world's strongest magnets until ... Neodymium (neo) magnets, which are part of the rare earth magnet family, are ... Neo Magnets are the strongest magnets in the world – the higher the ... Mar 6, 2012 ... Rare earth magnets are alloys of these metals. A magnet made of neodymium, iron and boron is ridiculously strong (“the strongest magnet on earth ... Feb 7, 2018 ... The magnetic fields are strongest in the darkest part of the sunspot, known as the umbra. Here, the magnetic field is around 1,000 times ... Mar 4, 2024 ... ... magnet's performance, and for the most part, the models agreed in their overall predictions and were well-validated by the series of tests ... Small parts should not be centered within the coil, but held close to it where field strength is strongest. The longitudinal magnetic field cutting across the ... Hence magnetic force of lines are more crowded at the poles compared to the centre of magnet and hence strength of magnetic field at north and south pole magnet ... Permanent magnets are easy to clean and reuse. No media to buy. Neodymium, are rare earth material, is the strongest magnetic material.