## Principles of Electricity and Electromagnetism |

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Page 300

By Stokes ' s theorem $ ; = S B . ds = 9 : 4 . di , or $ ; A : di j = 1 This is the energy

from the point of view of closed filamentary circuits that may be

distributed in any way throughout a conductor or series of conductors . The sum ...

By Stokes ' s theorem $ ; = S B . ds = 9 : 4 . di , or $ ; A : di j = 1 This is the energy

from the point of view of closed filamentary circuits that may be

**considered**to bedistributed in any way throughout a conductor or series of conductors . The sum ...

Page 403

12 . 6 . The Transformer . — Though the transformer is not an electro -

mechanical machine , it is such an important element in alternating - current

power circuits that its simple theory will be

general theory ...

12 . 6 . The Transformer . — Though the transformer is not an electro -

mechanical machine , it is such an important element in alternating - current

power circuits that its simple theory will be

**considered**at this point . Its ( a ) ( b )general theory ...

Page 411

Thus B may be

rotating in opposite senses . At the center of two circular coils , of the same

dimensions but perpendicular to one another with a common diameter , which

carry the ...

Thus B may be

**considered**as the sum of the two vectors of magnitude B . / 2rotating in opposite senses . At the center of two circular coils , of the same

dimensions but perpendicular to one another with a common diameter , which

carry the ...

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angle applied approximately assumed atom axis becomes calculated capacity carrying cell characteristic charge circuit closed coil component condition conducting conductor connected considered constant curve density depends determined dielectric difference direction discharge discussion distance effective electric electrons element energy equal equation evident expression factor field flow flux force frequency function galvanometer given grid hence impedance important increases indicated induction integral ions known length limited linear load losses magnetic magnetic field magnitude maximum means measured mechanical metal meter method negative normal obtained oscillations parallel path period phase placed plate positive potential present produced proportional quantities radius ratio reduced region relation represents resistance respect result rotation seen separation Show shown simple solution space surface temperature terminals transformer tube unit vector volts volume wave wire written zero