Table of contents: T1 Volumes and weights; T2 Wire-wound coil; T3 Sides and angles on right-angled triangle; T4 Powers on lever and pulley; T5 Speed and circumferencial speed; T6 Belt drive-wheel drive-worm drive; T7 Work-perforance-efficiency; T8 Measuring quantity and units of measure; T9 Ohm's law; T10 The electrical power on direct current; T11 Resistivity of metalic conductors, current density; T12 Excercise and way to solution; T13 Increase of resistance during heating; T14 Series connectionof resistor; T15 Resistors in parallel connection; T16 Resistors in group connection; T17 Electric energy and its costs; T18 Electric energy and electric heat; T19 Electrolysis, terminal voltage and EMF, accumulators; T20 Electromagnetism; T21 Induction and alternating current; T22 Alternating-current resistances, Ohm's law for a.c.; T23 Power demand of inductive consumers; T24 The Condenser; T25 Tree-phase current values; T26 The tree-phase asynchronous induction motor; T27 Direct current machines; T28 Rotary current transformer-motor generator; T29 Excercise on metrology; T30 Simple calculations for lighting; T31 Dimensioning and protection of electric lines by fuses; T32 Wire cross section and potential difference. //yn
