item: #1 of 3
          id: 22766
      author: Zerbe, James Slough
       title: Electricity for Boys
        date: None
       words: 40775
      flesch: 74
     summary: The telephones (B, B', respectively) have wires (C, C') running to the pivots of double-throw switches (D, D'), one terminal of the switches having wires (E, E'), which go to electric bells (F, F'), and from the bells are other wires (G, G'), which go to the ground. A term applied to electric currents and devices. Volt-meter.
    keywords: armature; bar; base; battery; circuit; coil; contact; copper; current; direction; dynamo; electricity; electro; end; field; fig; form; illustration; inches; iron; magnet; magnetic; means; negative; plate; pole; resistance; switch; water; wire
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        item: #2 of 3
          id: 39272
      author: Martin, Thomas Commerford
       title: The inventions, researches and writings of Nikola Tesla With special reference to his work in polyphase currents and high potential lighting
        date: None
       words: 153
      flesch: -88
     summary: Phosphorescence and Sulphide of Zinc 367 Physiological Effects of High Frequency 162, 394 Polyphase Systems 26 Polyphase Transformer 109 Pyromagnetic Generators 429 Regulator for Rotary Current Motors 45 Resonance, Electric, Phenomena of 340 Resultant Attraction 7 Rotating Field Transformers 9 Rotating Magnetic Field 9 Royal Institution Lecture 124 Scope of Lectures 119 Single Phase Motor 76 Single Circuit, Self-Starting Synchronizing Motors 50 Spinning Filament Effects 168 Streaming Discharges of High Tension Coil 155, 163 Synchronizing Motors 9 Telegraphy without Wires 246 Transformer with Shield between Primary and Secondary 113 Thermo-Magnetic Motors 424 Thomson, J. J., on Vacuum Tubes 397, 402, 406 Thomson, Sir W., Current Accumulator 471 Transformers: Alternating 7 Magnetic Shield 113 Polyphase 109 Rotating Field 9 Tubes: Coated with Yttria, etc. 187 Coated with Sulphide of Zinc, etc. 290, 367 Unipolar Generators 465 Unipolar Generator, Forbes 468, 474 Yttria, Coated Tubes 187 Zinc, Tubes Coated with Sulphide of 367
    keywords: sulphide
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        item: #3 of 3
          id: 49769
      author: Hawkins, N. (Nehemiah)
       title: Hawkins Electrical Guide v. 03 (of 10) Questions, Answers, & Illustrations, A progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications
        date: None
       words: 73373
      flesch: 68
     summary: 571.--Diagrams illustrating the decade plan of combining resistance coils. The Decade Plan.--In this method of combining resistance coils, there are 9 or 10 one ohm coils for the units place, 9 or 10 ten ohm coils for the tens place, 9 or 10 one hundred ohm coils for the hundreds place and so on.
    keywords: ans; armature; armature circuit; armature resistance; battery; brushes; circuit; coils; commutator; connections; contact; current; deflection; dynamo; fault; field; field coils; fig; galvanometer; illustration; instrument; load; machine; magnetic; method; motor; needle; ohms; position; pressure; ques; resistance; resistance coils; scale; series; set; shunt; speed; starting; switch; value; voltage; wire
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