Journal, 42. kötet

acid active material air-gap alternating current alternator ampere-turns amperes apparatus armature authors average brush C.G.S. lines cab signal cable calculated cent choking coils coils connected consumers copper loss core cost curves density diagram diameter direct current direct-current discharge effect efficiency exciting current field flux flywheel frequency full-load give given heating high-tension inch increase induction motors insulation ionisation iron loss J. J. Thomson kilowatt lamps leakage length load factor low-tension machine magnetic circuit magnetic loading maximum demand means method nitric acid number of poles obtained oscillating output ozone paper phase pole pitch possible power factor practice pressure produced ratio reactance reduced regard resistance revolution per minute rotor running short-circuit current signal slot spark speed station stator stud supply tariff temperature rise torque transformer ventilation voltage voltmeter volts watts winding wiring