The Magnetic Circuit in Theory and PracticeLongmans, 1896 - 362 páginas |
Dentro del libro
Resultados 1-5 de 71
Página xvi
... producing Strong Fields 167. Review of the Usual Types 255 256 168. Principles of Design . · 169. Description of the Electromagnet 170. Coils of the Electromagnet • 171. Method of Investigation 172. Confirmation of the Theory 173 ...
... producing Strong Fields 167. Review of the Usual Types 255 256 168. Principles of Design . · 169. Description of the Electromagnet 170. Coils of the Electromagnet • 171. Method of Investigation 172. Confirmation of the Theory 173 ...
Página 1
... produces in its vicinity a peculiar condition which is called an electromagnetic , or , more briefly , a magnetic field . The air which in the ordinary conditions of experiment occupies this space plays only a very subordinate part , to ...
... produces in its vicinity a peculiar condition which is called an electromagnetic , or , more briefly , a magnetic field . The air which in the ordinary conditions of experiment occupies this space plays only a very subordinate part , to ...
Página 5
... produces at a point at a distance In ordinary language we frequently speak of magnetic force and lines of force , the latter expression being also frequently used for those curves which we shall more logically introduce as lines of ...
... produces at a point at a distance In ordinary language we frequently speak of magnetic force and lines of force , the latter expression being also frequently used for those curves which we shall more logically introduce as lines of ...
Página 6
... produces in its axis a field in the direction of the axis . Let r be the radius of the circle , x the distance along the axis , measured from the centre where it cuts the plane of the circle , z = √x2 + 2 is the distance of a point on ...
... produces in its axis a field in the direction of the axis . Let r be the radius of the circle , x the distance along the axis , measured from the centre where it cuts the plane of the circle , z = √x2 + 2 is the distance of a point on ...
Página 11
... produce a magnetic field the intensity of which ( § 6 , equation 7 ) is given by the expression ( 9 ) H = Απη , 2 πι I 2n , I 71 It follows , further , from the principles of the induction of momentary currents by changes in magnetic ...
... produce a magnetic field the intensity of which ( § 6 , equation 7 ) is given by the expression ( 9 ) H = Απη , 2 πι I 2n , I 71 It follows , further , from the principles of the induction of momentary currents by changes in magnetic ...
Contenido
10 | |
12 | |
13 | |
15 | |
16 | |
19 | |
21 | |
23 | |
25 | |
26 | |
28 | |
29 | |
30 | |
31 | |
32 | |
34 | |
48 | |
50 | |
54 | |
55 | |
56 | |
57 | |
58 | |
59 | |
60 | |
61 | |
62 | |
63 | |
64 | |
65 | |
66 | |
67 | |
68 | |
69 | |
70 | |
71 | |
76 | |
105 | |
106 | |
108 | |
109 | |
111 | |
114 | |
115 | |
116 | |
118 | |
121 | |
123 | |
124 | |
125 | |
127 | |
129 | |
130 | |
132 | |
137 | |
139 | |
141 | |
142 | |
143 | |
145 | |
146 | |
148 | |
150 | |
151 | |
152 | |
154 | |
155 | |
156 | |
158 | |
160 | |
161 | |
162 | |
163 | |
164 | |
167 | |
168 | |
170 | |
171 | |
172 | |
174 | |
178 | |
189 | |
192 | |
193 | |
195 | |
197 | |
224 | |
226 | |
228 | |
230 | |
232 | |
235 | |
236 | |
237 | |
239 | |
241 | |
244 | |
245 | |
247 | |
248 | |
249 | |
250 | |
252 | |
253 | |
255 | |
256 | |
258 | |
261 | |
262 | |
263 | |
265 | |
267 | |
268 | |
269 | |
271 | |
273 | |
275 | |
276 | |
277 | |
279 | |
281 | |
282 | |
283 | |
285 | |
286 | |
287 | |
289 | |
290 | |
292 | |
294 | |
296 | |
297 | |
298 | |
300 | |
301 | |
303 | |
306 | |
307 | |
308 | |
310 | |
311 | |
314 | |
315 | |
317 | |
318 | |
319 | |
320 | |
321 | |
323 | |
324 | |
325 | |
327 | |
328 | |
331 | |
332 | |
333 | |
335 | |
336 | |
337 | |
339 | |
340 | |
342 | |
343 | |
344 | |
345 | |
346 | |
349 | |
350 | |
353 | |
356 | |
361 | |
Otras ediciones - Ver todas
Términos y frases comunes
abscissæ action air-gap already analogy approximately armature axis C.G.S. units chapter circumference component conductor consider considerable constant core corresponding cross-section Crown 8vo curve of magnetisation denote determined Diagrams direction discussed distance distribution dx dy dynamo machines electric electromagnetic electromotive force end-elements equal equation experimental experiments expression external ferromagnetic body ferromagnetic substance field-magnets flux of induction funct function further galvanometer given Hopkinson hysteresis integration investigation iron lamellar latter leakage leakage-coefficient lifting force line-integral lines of induction magnetic circuit magnetic field magnetic induction magnetic intensity magnetic potential magnetic reluctance magnetomotive force Maxwell mean measure method number of turns obtained Ohm's Ohm's law ordinates permeability permeance plane pole-pieces proportional quantity question radial represented resistance resultant induction ring secondary coil self-induction Silv slit solenoidal surface theoretical theory tion toroid transformers variable vector
Pasajes populares
Página 18 - RAILWAY APPLIANCES. A Description of Details of Railway Construction subsequent to the completion of Earthworks and Structures, including a short Notice of Railway Rolling Stock.
Página 13 - With over 300 Illustrations, a Geological Map of the British Isles (coloured), and a set of Questions for Examination. Crown 8vo., 7s.
Página 12 - The Orbs Around Us; a Series of Familiar Essays on the Moon and Planets, Meteors and Comets, the Sun and Coloured Pairs of Suns. By RA Proctor, BA Second Edition, with Chart and 4 Diagrams. Crown 8vo. 'js. 6d. Other Worlds than Ours; The Plurality of Worlds Studied under the Light of Recent Scientific Researches.
Página 6 - THEORETICAL MECHANICS. Solids, including Kinematics, Statics, and Kinetics. By A. THORNTON, MA, FRAS With 220 Illustrations, 130 Worked Examples, and over 900 Examples from Examination Papers, etc. Crown 8vo., 41.
Página 362 - Crown 8vo. , 4J. 6d. INORGANIC CHEMISTRY, THEORETICAL AND PRACTICAL. A Manual for Students in Advanced Classes of the Science and art Department. By WILLIAM JAGO, FCS , FIC With Plate of Spectra and 78 Woodcuts.
Página 17 - LOUDON'S ENCYCLOPEDIA of AGRICULTURE: comprising the Laying-out, Improvement, and Management of Landed Property, and the Cultivation and Economy of the Productions of Agriculture. With 1,100 Woodcuts. 8vo. 21s. London's Encyclopaedia of Gardening : comprising the Theory and Practice of Horticulture, Floriculture, Arboriculture, and Landscape Gardening.
Página 7 - The ART of ELECTRO-METALLURGY, including all known Processes of Electro-Deposition. By G. GORE, LL.DFRS With 56 Woodcuts. Price 6s. ALGEBRA and TRIGONOMETRY. By the Rev. WILLIAM NATHANIEL GRIFFIN, BD Price 3^.
Página 12 - UNIVERSE OF STARS; Presenting Researches into and New Views respecting the Constitution of the Heavens. With 22 Charts and 22 Diagrams, 8vo. I Of. 6d. LARGER STAR ATLAS for the Library, in 12 Circular Maps, with Introduction and 2 Index Pages. Folio, 15^.