43 pages matching radio frequencies in this book
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Standards of Self Inductance
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accuracy adjusted alternating current ammeter ampere angle anode approximately axis balance ballistic bridge calculated calibration capacitance cathode cell condenser conductor connected connexion constant convenient copper corresponding curve damping deflection detector diameter direct current disc dynamometer eddy currents effect electric electrodes electrolyte electromagnet electrometer employed equal equation flux density galvanometer grid heater hysteresis impedance increase inductometer instrument insulated ions junction known length magnetic field magnetizing current magnetizing force magnetometer magnitude material maximum means measured metal meter method metre moving coil multivibrator mutual inductance needle number of turns obtained ohms oscillations oscillograph permeability permeameter phase plate position potential potentiometer power factor produced proportional quartz radio frequencies ratio reading resistance resonance reversed rotation search-coil secondary sensitivity shown in fig shunt specimen standard strips suitable switch tance temperature terminals torque torsion transformer tube uniform usually variable varies vibration voltage voltmeter volts wattmeter Wheatstone bridge winding wire wound zero