Principles of Electricity and Electromagnetism |
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Page 475
... assumed to a first approximation and it will further be assumed that the filter is constructed of such high Q elements that the resistance can be neglected to this approximation . The most common con- figuration is the ladder - type net ...
... assumed to a first approximation and it will further be assumed that the filter is constructed of such high Q elements that the resistance can be neglected to this approximation . The most common con- figuration is the ladder - type net ...
Page 525
... assumption , the oscillations will be approximately sinusoidal , hence a solution of the form € x = u sin t ' ( 15.17 ) in which u is a slowly varying function of t ' , will be assumed . The second derivative of u with respect to t ...
... assumption , the oscillations will be approximately sinusoidal , hence a solution of the form € x = u sin t ' ( 15.17 ) in which u is a slowly varying function of t ' , will be assumed . The second derivative of u with respect to t ...
Page 529
... Assuming infinite input impedance and that Af Af ei , show that Ar = ( 1 - A 2Aƒ cos + A2ƒ2 ) 1⁄41⁄2 = = = Taking & A , due to a small change dA as a measure of the stability of the amplifier , show that optimum stability is achieved if ...
... Assuming infinite input impedance and that Af Af ei , show that Ar = ( 1 - A 2Aƒ cos + A2ƒ2 ) 1⁄41⁄2 = = = Taking & A , due to a small change dA as a measure of the stability of the amplifier , show that optimum stability is achieved if ...
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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