Electrical Measurements |
Contents
Preface | 1 |
Ammeter and Voltmeter Methods | 3 |
Review of Elementary Electrostatics | 15 |
Copyright | |
18 other sections not shown
Common terms and phrases
alternating current ammeter ampere ance arrangement balance point ballistic galvanometer battery binding posts bridge wire calibration capacitance cathode charge coil computed condenser conductor connected constant corresponding current flowing curve deflection denotes determined diagram difference of potential direction discharged effect electric electrodynamometer electrometer electron current electrostatic energy equal equation expressed factor fall of potential figure of merit flux density force frequency galvanom galvanometer circuit gives grid high resistance impedance instrument internal resistance joined in series length magnetic field magnitude means measured meter method mutual inductance negative observed obtained Ohm's law ohms parallel plate position potential difference potential divider potentiometer probable error produce quadrants quantity R₁ ratio reading scale sensitivity shown in Fig shunt standard cell temperature terminals Thévenin's theorem torque tube uncertainty unknown resistance vector voltage voltmeter volts wattmeter Wheatstone bridge zero