 | Silvanus Phillips Thompson - Electric power - 1894 - 668 pages
...same as that of B in the air just outside it. The permeability of such non-magnetic materials as * The actual number of magnetic lines that run through...area of cross-section in the iron or other material — denoted by the symbol B — Is called by several names — " the permeation," " the internal magnetization,"... | |
 | Silvanus Phillips Thompson - Electricity - 1902 - 650 pages
...same as that of B in the air just outside it. The permeability of such non-magnetic materials as * The actual number of magnetic lines that run through unit area of cross-section in the iron or other material—denoted by the symbol B -is called by several names—"the permeation," "the internal magnetization,"... | |
 | Silvanus Phillips Thompson - Electric power - 1915 - 776 pages
...may say that the flux-density cB is equal to /j, times the magnetic force J£, or 1 Flux-density, the number of magnetic lines that run through unit area of cross-section in the iron or other material — also denoted by the symbol $$— is called by several names — "the permeation," "the internal... | |
 | Ralph Smith Minor - Physics - 1916 - 304 pages
...field is force divided by pole strength. The unit of magnetic field intensity is called the gauss. that the magnetic force would produce H lines per...the iron or other material is denoted by the letter B—and is a measure of the magnetization. The ratio of B to H is called the permeability, ju. 4. The... | |
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... than 1. In air, etc., B = H. Where the magnetic lines emerge into the air at a polar surface they are of course continuous with the internal lines : the value of B just inside the polar surface is the same as that of B in the air just outside it.... 