What is electotyping?

What is the role of an electrician in the construction industry? What percentage of electrical accidents where caused by unsafe acts? Is voltage a flow of electricity? What is the 60 Hz on a welder with the listed input as 208 230 volt single phase 60Hz? What is the loading arrangement used in dc motor? Which relay is used to detect the loss of excitation in generator? What is transformer tank? Is sinc signal an energy signal? How much voltage is there across a silicon diode when it is forward biased? Did Nikola Tesla ever help george ferris? Why does your grounding meter read OL from gen to 1st ground rod and from 1st to 2nd ground rod get 28.51 ohms? How electricity produce in ship? Basic parts and functions of an analog multi tester? How can I convert a cord to a plug? What does a inductive ammeter do? What are biased and unbiased sources? What do you need to make a cordless drill motor remote controlled and spin slower with more power as you want to make a small remote controlled winch able to pull 50 lbs. about 10feet and reversible.? What is sequential logic? Why power factor in cos phi why not in sin phi? What makes an electric motor lock up?