## Principles of Electricity and Electromagnetism |

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Page 430

Thus, if Qo is of the order of 250, a 0.1 per cent change in

a 12.5 per cent change in current. It is evident that Q0 is a measure of the

discrimination of the circuit, i.e., the change in current that will occur for a certain

change ...

Thus, if Qo is of the order of 250, a 0.1 per cent change in

**frequency**will result ina 12.5 per cent change in current. It is evident that Q0 is a measure of the

discrimination of the circuit, i.e., the change in current that will occur for a certain

change ...

Page 459

low

secondary circuit. And at high

becomes important in reducing the potential applied to the load. The elements of

Fig.

low

**frequencies**the shunt inductance kLp reduces the potential applied to thesecondary circuit. And at high

**frequencies**the series leakage inductance Libecomes important in reducing the potential applied to the load. The elements of

Fig.

Page 473

The practical

kilocycles to 15 megacycles. The Qo value in the neighborhood of 0.1 megacycle

is of the order of 104, which means that a change of only 5 cycles in the applied ...

The practical

**frequency**limits of the oscillating crystal element are from about 50kilocycles to 15 megacycles. The Qo value in the neighborhood of 0.1 megacycle

is of the order of 104, which means that a change of only 5 cycles in the applied ...

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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 discharge effective electric field electromagnetic electromotive force electrons electrostatic element energy equal equation flux force frequency function galvanometer given grad grid hence hysteresis impedance induction integral ions known Laplace's equation length linear load magnetic field magnetic induction magnitude maximum measured metal meter negative normal obtained ohms oscillations output parallel phase plane plate polarization positive potential difference potential wave potentiometer produced proportional quantities radiation radius ratio reactance region represents resistance resonant rotation Show shown in Fig solenoid solution surface temperature terminals theorem torque tube unit vector velocity voltage volts wire written zero