Electrical Engineering Practice ...Chapman, 1942 - Electric engineering |
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Page 187
... resistances in series . 445. Conductors and Glow - Lamps in Series . The value of resistance and pressure in a series circuit , and an important distinc- tion between conductors ( or resistances ) and glow - lamps in this connection ...
... resistances in series . 445. Conductors and Glow - Lamps in Series . The value of resistance and pressure in a series circuit , and an important distinc- tion between conductors ( or resistances ) and glow - lamps in this connection ...
Page 191
... resistances r in each of the parallel branches , thus reducing to a minimum the series resistance required at R. 450. Unequal Resistances in Parallel . - If a number of un- equal resistances are coupled in parallel , as shown in Fig ...
... resistances r in each of the parallel branches , thus reducing to a minimum the series resistance required at R. 450. Unequal Resistances in Parallel . - If a number of un- equal resistances are coupled in parallel , as shown in Fig ...
Page 512
... resistance of the furnace charge . If the furnace be charged with cold material the resistance of the latter is so considerable , until it is melted down , that the electrodes may be brought into contact with the charge ; a certain ...
... resistance of the furnace charge . If the furnace be charged with cold material the resistance of the latter is so considerable , until it is melted down , that the electrodes may be brought into contact with the charge ; a certain ...
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3-phase A.C. supply alternating alternating current amperes anode apparatus applied armature arrangement automatic battery booster bulb cables candle-power cathode charging choking coil circuit commutator conductors connected cooling copper cost current flow curve D.C. voltage diagram discharge distribution board earth efficiency electrical electrode electrolyte energy feeders filament flux frequency full load fuses grid heating higher increased induction installation insulation lampholder lamps latter lead lighting loss machine maximum MERCURY ARC RECTIFIER mercury rectifier metadyne metal motor motor-generator negative neutral wire obtained operation outer output overload parallel phase plates plug polarity pole positive pressure primary R.M.S. value reactance rectified current reduced resistance rotary converter rotor secondary cells sheath short-circuit single-phase slip rings socket substations switch synchronous tapping temperature terminals third harmonic traction transmission transverter tube tungsten valve vapour voltage regulation volts wave