## Principles of Electricity and Electromagnetism |

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Page 289

2 ) it is evident that the induction due to a closed circuit can be written B = f ( grad

) x di Let us now introduce the vector notation

can hold ) + ( - t ) + recentemente ) The elementary properties of this vector are ...

2 ) it is evident that the induction due to a closed circuit can be written B = f ( grad

) x di Let us now introduce the vector notation

**curl**v , which is defined as**curl**v =can hold ) + ( - t ) + recentemente ) The elementary properties of this vector are ...

Page 314

or constricting the surface of integration to an infinitesimal one

) This is the differential equation relating the electric field and magnetic induction

at any point which forms the basis for the discussion of the induction of currents ...

or constricting the surface of integration to an infinitesimal one

**curl**E = OB ( 10 . 3) This is the differential equation relating the electric field and magnetic induction

at any point which forms the basis for the discussion of the induction of currents ...

Page 596

Rotation or

vector field , a second vector field of great importance in electromagnetic theory

may be derived from it by forming the vector product of v and v . This product is

known ...

Rotation or

**curl**of a Vector Field . If v represents a continuous differentiablevector field , a second vector field of great importance in electromagnetic theory

may be derived from it by forming the vector product of v and v . This product is

known ...

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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