Principles of Electricity and Electromagnetism |
From inside the book
Results 1-3 of 81
Page 56
... ratio is a characteristic of the particular dielectric medium that is used . In fact , this ratio is defined to be the dielectric constant of the substance and is written K. K = C Co ( 2.11 ) Since the capacity is by definition the ...
... ratio is a characteristic of the particular dielectric medium that is used . In fact , this ratio is defined to be the dielectric constant of the substance and is written K. K = C Co ( 2.11 ) Since the capacity is by definition the ...
Page 116
... ratio is e2s which is the square root of the power ratio , e . A variable attenuator can be constructed by the use of a three - arm multipole switch as indicated by either one of the units in Fig . 4.9 . One arm moves over contacts on ...
... ratio is e2s which is the square root of the power ratio , e . A variable attenuator can be constructed by the use of a three - arm multipole switch as indicated by either one of the units in Fig . 4.9 . One arm moves over contacts on ...
Page 557
... ratio of the emf . induced in a loop to that induced in a wire is then & i Σπα Ew λι = · for the optimum or corresponding orientations . If the linear dimensions of the loop are of the order of the length of the wire , this ratio is of ...
... ratio of the emf . induced in a loop to that induced in a wire is then & i Σπα Ew λι = · for the optimum or corresponding orientations . If the linear dimensions of the loop are of the order of the length of the wire , this ratio is of ...
Other editions - View all
Common terms and phrases
alternating current alternating-current ampere amplifier amplitude angle angular anode antenna applied approximately armature assumed atom axis calculated capacity cathode cell characteristic charge circuit coefficient coil component condenser conducting conductor considered constant curl current flowing curve deflection density determined dielectric dielectric constant direct-current direction dynamic resistance effective electric field electromagnetic electromotive force electrons electrostatic element energy equal equation flux force frequency function galvanometer grad harmonic hence impedance induction integral ions known length linear load magnetic field magnetic moment magnitude maximum measured meter negative obtained ohms oscillations output parallel phase plane plate current positive potential difference potentiometer quantities R₁ radiation radius ratio reactance region represents resistance resonant rotation scalar shown in Fig solution surface temperature terminals theorem torque transconductance triode tube unit vacuum tube vector velocity voltage volts wave wire written zero