Elements of Electrical Measurements |
Common terms and phrases
accuracy ammeter amplifier analog computer angle applied arms assume average balance basic block diagram bridge calibration called capacitor cell chapter circuit coil combination compared comparison complex components condition connected consider constant control system damping desired detector determine device differential direction electrical equal equation equivalent error example exist factor field figure frequency full-scale function galvanometer given impedance increase indicating input instrument internal known larger limit load magnetic magnitude means measure method motor moving necessary obtain ohmmeter ohms output particular peak PMMC portion position possible problem R₁ range ratio reading rectifier resistance resistor response result roots scale sensitivity Show shown in Fig signal simple solution standard term terminals tion torque transfer function unit unknown usually variable vary voltage voltmeter volts wattmeter wave yields zero