## Principles of Electricity and Electromagnetism |

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Page 64

24 ) Because of the

the field , Eq . ( 2 . 24 ) is said to represent a

dielectric is homogeneous , k may be removed from the divergence symbol and ...

24 ) Because of the

**linear**relation assumed to hold between the polarization andthe field , Eq . ( 2 . 24 ) is said to represent a

**linear**dielectric . If in addition thedielectric is homogeneous , k may be removed from the divergence symbol and ...

Page 205

ep are the variations ( generally small ) of the independent variables ec and en

about the points of expansion and Ic and Io are the so - called quiescent values

of ...

**linear**approx . quadratic approx .**linear**approx . quadratic approx . Here e , andep are the variations ( generally small ) of the independent variables ec and en

about the points of expansion and Ic and Io are the so - called quiescent values

of ...

Page 235

31 is applied , say , to the z plates , Time axis the spot is drawn across the screen

Fig . 7 . 31 . - Saw - tooth wave for obtaining a

approximately constant rate for a time t , then returns to its starting point in a

negligible time .

31 is applied , say , to the z plates , Time axis the spot is drawn across the screen

Fig . 7 . 31 . - Saw - tooth wave for obtaining a

**linear**time axis . at anapproximately constant rate for a time t , then returns to its starting point in a

negligible time .

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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