Principles of Electricity and Electromagnetism |
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Page 163
... expression for the current represented by Fig . 5.17 plus a similar expression displaced along the time scale half a period . On adding to Eq . ( 5.13 ) a similar expression with wt replaced by ( wt + π ) , we obtain i = 47/1 + 18 1 cos ...
... expression for the current represented by Fig . 5.17 plus a similar expression displaced along the time scale half a period . On adding to Eq . ( 5.13 ) a similar expression with wt replaced by ( wt + π ) , we obtain i = 47/1 + 18 1 cos ...
Page 227
... expression can be neglected in comparison with the first . Also the coupling capacity C is generally large in comparison with the interelectrode capacities , which leads to further simplifications . At fairly large frequencies ( where ...
... expression can be neglected in comparison with the first . Also the coupling capacity C is generally large in comparison with the interelectrode capacities , which leads to further simplifications . At fairly large frequencies ( where ...
Page 440
... expression for R ' , it is seen that the effective resistance at resonance is given by R ' L / RC . The effective ... expression for Z ' is Z ' = ( R'2 + X'1 ) 2 = R2 + w2L2 w2C2R2 + ( w2LC 1 ) 2 , 12 ( 13.16 ) — From this expression the ...
... expression for R ' , it is seen that the effective resistance at resonance is given by R ' L / RC . The effective ... expression for Z ' is Z ' = ( R'2 + X'1 ) 2 = R2 + w2L2 w2C2R2 + ( w2LC 1 ) 2 , 12 ( 13.16 ) — From this expression the ...
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angle antenna 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 result rotation seen separation Show shown simple solution space surface temperature terminals transformer tube unit vector volts volume wave wire written zero