Electric circuits Direct current 109 Electric engineering 98 Alternating current 85 Electric circuit analysis 84 Electronic circuits 77 Problems, exercises, etc 49 Electricity 46 Electrical engineering 42 Data processing 39 Electric power systems 36 Electronics 34 Electric machinery 26 Power electronics 26 Electric networks 24 Computer simulation 22 Design and construction 21 Electric meters 18 Electric apparatus and appliances 17 Electric currents, Direct 17 Laboratory manuals 17 Mathematical models 14 PSpice 14 Study and teaching 14 Electronic apparatus and appliances 13 Aids and devices 12 Teaching 12 Electric power factor 10 Maintenance and repair 10 Textbooks 10