1. Task 1: General principles and theory 1.1. Explain the terms: 1.1.1.Electricity 1.1.2. Tension 1.1.3.Resistance 1.1.4.capacitor 1.1.5.charge 1.2. Describe Ohm's law, Kirchhoff's rules and Gauss' envelope theorem. 1.3. Convert a real voltage source into a real current source and draw the circuit. 1.4. What does the two-pole theory say? 1.5. A kettle delivers 1000 W of power at a voltage of 230 V. 1.5.1.Calculate the current drawn and the electrical resistance. 1.5.2.How long does it take to bring 1 liter of water to the boil if cH20 = 4.19 kJ/kgk.