Make+coils
21Maglev (transport) — MAGLEV, or magnetic levitation, is a system of transportation that suspends, guides and (usually) propels vehicles, predominantly trains, using magnetic forces. This method has the potential to be faster, quieter and smoother than wheeled mass… …
22Refrigerator — Fridge and Freezer redirect here. For other uses, see Fridge (disambiguation) and Freezer (disambiguation). For other uses, see Refrigerator (disambiguation). See also: Refrigeration A side by side refrigerator …
23Nikola Tesla in popular culture — Nikola Tesla, inventor and engineer, has appeared in popular culture as a character in books, films, comics and video games. The lack of recognition received by Tesla during his own lifetime has made him a tragic and inspirational character well… …
24Tesla coil — at Questacon the National Science and Technology center in Canberra, Australia Uses Application in educational demonstrations, novelty lighting, as well as music Inventor …
25Fender Stratocaster — Stratocaster redirects here. For the Squier Stratocaster, see Squier Stratocaster. Fender Stratocaster Manufacturer Fender …
26Electricity meter — Typical North American domestic analog electricity meter …
27Metal detector — A U.S. Army soldier uses a metal detector to search for weapons and ammunition in Iraq A metal detector is a device which responds to metal that may not be readily apparent. The simplest form of a metal detector consists of an oscillator… …
28Thermal power station — Republika Power Plant, a thermal power station in Pernik, Bulgaria …
29Transformer types — Circuit symbols Transformer with two windings and iron core. Step down or step up transformer. The symbol shows which winding has more turns, but not usually the …
30balloon flight — ▪ aviation Introduction passage through the air of a balloon that contains a buoyant gas, such as helium or heated air, for which reason it is also known as lighter than air free flight. Unmanned balloons have been used to carry meteorological… …