Encyclopedia of Energy: Ec-GeElsevier, 2004 - Power (Mechanics) |
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Page 163
... coil with a circulating electric current to provide the magnetic field . 7. TRANSFORMERS An AC generator and a ... coil of wire is placed in this changing magnetic field , an alternating current develops in it because the magnetic field ...
... coil with a circulating electric current to provide the magnetic field . 7. TRANSFORMERS An AC generator and a ... coil of wire is placed in this changing magnetic field , an alternating current develops in it because the magnetic field ...
Page 324
... coil . In Fig . 6 , M is a magnet that can be moved toward or away from the coil C. When the magnet is at rest , no current flows in C and the galvanometer needle points in the central direction . If the magnet in Fig . 6 moves toward ...
... coil . In Fig . 6 , M is a magnet that can be moved toward or away from the coil C. When the magnet is at rest , no current flows in C and the galvanometer needle points in the central direction . If the magnet in Fig . 6 moves toward ...
Page 325
... coil . In Fig . 6 the plane of the coil is shown perpendicular to the bar magnet . In this orientation the magnetic field lines pass straight through C ; the flux is the product of the magnetic field strength B and the area A of the ...
... coil . In Fig . 6 the plane of the coil is shown perpendicular to the bar magnet . In this orientation the magnetic field lines pass straight through C ; the flux is the product of the magnetic field strength B and the area A of the ...
Contents
Contents of Volumes | 1 |
Fuel | 5 |
Turbines Gas Wind Energy Technology Environmental Impacts | 7 |
Copyright | |
93 other sections not shown
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activity analysis areas assessment biomass capital cascading failures chemical coal combustion components consumers consumption cost countries depletion ecological footprint ecological risk assessment economic growth ecosystem health effects embodied energy Emergy Evaluation emissions endpoints energy demand energy efficiency energy intensity energy prices energy resources energy services energy supply entropy environment environmental regulation equipment ESCO estimate evaluation example exposure external extraction factors fossil fuels function future global gross domestic product heat household human impacts important income increase industry inputs investment Kuznets curve labor land load magnetic field market failures materials measure ment motor natural gas nonrenewable nuclear NYMEX operating optimal organisms output petroleum physical pollution potential power plants production ratio reduce renewable reserves result sector solar sources specific structure studies theory thermodynamics tion transformation transmission typically United utility variables voltage