Electrical Technology: A Textbook for the Following Examinations: National Certificate, City and Guilds, I. E. E., B. Sc. Engineering |
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alternating alternating current ammeter amperes angle anode applied voltage armature armature current armature reaction back e.m.f. booster brushes C₁ Calculate candle power capacitance capacitor cent circuit commutator component conductors connected constant copper loss core curve direct current direct-current direction e.m.f. induced E₁ E₂ efficiency electrical electron energy equal excitation feeder flux frequency full-load given harmonic Hence hysteresis I₁ impedance increase induced e.m.f. induction motor instant intake iron loss lagging lamp London Univ machine magnetic field maximum method normal output parallel phase polyphase position potential power factor primary produced proportional R₁ R₂ R₂² ratio reactance rectifier resistance rotary convertor rotating field rotor secondary short-circuit shown in Fig shunt single-phase sinusoidal slip slip-rings slots stator supply switch synchronous motor synchronous speed temperature terminal voltage three-phase torque transformer vector diagram voltmeter W₁ wattless wattmeter wave waveform winding zero