New Catechism of Electricity: A Practical TreatiseT. Audel, 1896 - 541 стор. |
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Сторінка 61
... current ? Ans . — When electricity is supplied to the body as fast as it is ... direct manner , from an indisposition with which a Bolognese lady was ... CURRENT . prepared for cooking , lay NEW CATECHISM OF ELECTRICITY .
... current ? Ans . — When electricity is supplied to the body as fast as it is ... direct manner , from an indisposition with which a Bolognese lady was ... CURRENT . prepared for cooking , lay NEW CATECHISM OF ELECTRICITY .
Сторінка 71
A Practical Treatise Nehemiah Hawkins. MAGNETIC AND ELECTRIC CURRENT . net pole ) must necessarily yield currents alternating in direction . ( 13. ) By using a suitable commutator , all the currents , direct or inverse , produced during ...
A Practical Treatise Nehemiah Hawkins. MAGNETIC AND ELECTRIC CURRENT . net pole ) must necessarily yield currents alternating in direction . ( 13. ) By using a suitable commutator , all the currents , direct or inverse , produced during ...
Сторінка 73
... current , and also a current with reference to its origin , various terms are used . Battery current , dynamo ... direct current ELECTRIC CURRENT . which flows continuously in one direction , NEW CATECHISM OF ELECTRICITY . 333 73.
... current , and also a current with reference to its origin , various terms are used . Battery current , dynamo ... direct current ELECTRIC CURRENT . which flows continuously in one direction , NEW CATECHISM OF ELECTRICITY . 333 73.
Сторінка 84
... current , or a much weaker current , the strongly - charged wire excites in the weaker wire a sympathetic current ... direct current on the wire and coil outside the building . This influence , whatever its nature , by which the primary ...
... current , or a much weaker current , the strongly - charged wire excites in the weaker wire a sympathetic current ... direct current on the wire and coil outside the building . This influence , whatever its nature , by which the primary ...
Сторінка 105
A Practical Treatise Nehemiah Hawkins. ELECTRICAL MEASUREMENTS . Measurement of electric pressure and current ... currents have demanded other instruments of ... direct reading on a scale . The ammeter is a commercial form of galvanometer ...
A Practical Treatise Nehemiah Hawkins. ELECTRICAL MEASUREMENTS . Measurement of electric pressure and current ... currents have demanded other instruments of ... direct reading on a scale . The ammeter is a commercial form of galvanometer ...
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Загальні терміни та фрази
adjusted alternating current ammeter amperes apparatus arc light armature arranged bars battery bearings belt BOARD FIRE UNDERWRITERS Boiler brushes carbon cause cell commutator conducting conductors connected construction copper core COUPLING OF DYNAMOS current flowing current of electricity cut-out direct current direction disconnection drum electric current electric energy ELECTRIC LIGHTING ELECTRIC POWER TRANSMISSION ELECTRICAL RESISTANCE electro-magnet electromotive-force exciting fault field coils field magnet fuse galvanometer hand regulator heat incandescent inch insulation iron lamps liable lines of force load machine magnetic field metal method motion motor NATIONAL BOARD FIRE needle parallel passing pipes placed plate points pole pieces position practical pressure produced pulley QUES resistance rheostat ring rotating RULES AND REQUIREMENTS screw segments shaft short circuit shown in Fig solder sparking speed strength surface switch telegraph telephone terminals tion tube vibration voltage voltmeter volts winding WIRING RULES wound zinc