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For an electromagnet with a cylindrical bore, producing a pure multipole field of order , the stored magnetic energy is: =!. Here, is the permeability of free space, is the effective length of the magnet (the length of the magnet, including the fringing fields), is the number of turns in one of the coils (such that the entire device has turns), and is the current flowing in the coils.
The shape of the magnet was originally created as a replacement for the bar magnet as it makes the magnetic field stronger for a magnet of comparable strength. [5] A horseshoe magnet is stronger because both poles of the magnet are closer to each other and in the same plane which allows the magnetic lines of flux to flow along a more direct path between the poles and concentrates the magnetic ...
By Greg Bensinger (Reuters) -Amazon.com will require employees to return to working at company offices five days per week beginning next year, toughening a prior three-day mandate.
PHOTO: Former President and Republican presidential candidate Donald Trump reacts as he arrives to speak at a rally at 1st Summit Arena at the Cambria County War Memorial in Johnstown, Penn., on ...
Rea Magnet Wire, Inc. purchased Phelps Dodge Magnet Wire Company North America on February 14, 2006. This was a major acquisition, adding about 600 more employees to their North American payroll of 675.
The Mail & Guardian, formerly the Weekly Mail, is a South African weekly newspaper and website, published by M&G Media in Johannesburg, South Africa. It focuses on political analysis, investigative reporting , Southern African news, local arts, music and popular culture.
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