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an old square industrial wattmeter with the scale measured in milliwatts with an analogue dial and s
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Edison Thomas Alva (1847-1931) US inventor and physicist considered the most prolific inventor the world has ever seen famous for inventing or i
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Thomas Alva Edison
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Thomas Alva Edison
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Electricity flow AC image
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Trilayer magic-angle twisted graphene illustration
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Tetralayer magic-angle twisted graphene illustration
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Tetralayer magic-angle twisted graphene illustration
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Illustration showing four graphene layers stacked with twisted magic angles that elicit robust superconductivity at low temperatures This is when an
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Nikola Tesla (1856-1943) Croatian physicist and electrical engineer Tesla was educated at Graz and Prague but in 1884 he emigrated to America For
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Alternator illustration Photo by DK IMAGESSCIENCE PHOTO LIBRARY
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Plasma lamps are clear glass orbs filled with a mixture of various gases at low pressure and driven by high frequency alternating current at high vo
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An electrical transformer is a passive electrical device The process of electromagnetic induction is created by the alternating current in the primar
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Dynamo Engraving of a dynamo electricity generator designed by American inventor Thomas Alva Edison in 1880 The dynamo converted motion into electri
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Eurostar train
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Oscilloscope
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Oscilloscope showing a sine wave An oscilloscope is a device that produces a waveform as a visual representation of oscillations or changes usually
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Direct and alternating current
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Mercury arc rectifier
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Nikola Tesla (1856-1943) Croatian physicist In 1884 Tesla emigrated to America For a while he worked with Edison but after advocating alternating
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Standard electrical circuit symbols
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Standard electrical circuit symbols
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View of transistors welded to a circuit board
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Microwave oven transformer Transformers are used to convert electrical voltage from one level to another usually from a higher voltage to a lower vo
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Bridge rectifier This electronic device is an array of diodes used to convert alternating current (AC) to direct current (DC)
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Industrial transformer
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Electrical power socket
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Electrical power socket This BS 1363 (British Standard) three-pin plug socket is used to connect electrical devices to the mains electricity
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Electrical power socket This BS 1363 (British Standard) three-pin plug socket is used to connect electrical devices to the mains electricity
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Ferry Boats at the Rokugogawa River as the Tamagawa River is called near its mouth in Kawasaki Kanagawa PrefectureRokugo used to be the busiest
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Electrical power socket
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Overloaded plug socket Three-pin plugs on a mains adaptor in an electrical socket These plugs are attached to the UKs National Grid; 240 volt alter
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Three-pin plugs in electrical sockets These plugs are attached to the UKs National Grid; 240 volt alternating current Pushing the socket switch clo
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Electric circuit Capacitor (blue lower centre) connected to an alternating current (AC) power supply (orange left) This type of supply operates wi
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AC and DC power supplies
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Power supply experiment Power pack (left) and oscilloscope (right) being used in an experiment to demonstrate rectification The oscilloscope is bein
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Electrical plugs
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Three-pin plug in an electrical socket Pushing the socket switch closes the circuit allowing connection of an electric appliance to the UKs 240 volt
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Microwave oven with the casing removed The front of the oven is at left Seen here are the magnetron (with label centre) the transformer (grey box b
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Portrait after an oil painting of Count Alessandro Volta (1745-1827) Italian physicist and inventor of the electric battery Volta was born into an a
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Sandstone rock strata
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Oscilloscope illustration
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Transformer illustration A transformer is an electrical device that transfers electrical energy between two or more circuits through electromagnetic
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Transformer illustration A transformer is an electrical device that transfers electrical energy between two or more circuits through electromagnetic
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Transformer illustration
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AC dynamo and oscilloscope illustration
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Simple alternating current generator illustration
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Simple alternating current generator Illustration showing a coil of wire spinning between the poles of a magnet As the coil is rotated in the magnet
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Bicycle dynamo Diagram showing a dynamo attached to the wheel of a bicycle This dynamo converts the motion of the wheel into electricity A magnet t
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St Mary and St Aldhelms Abbey Church Market Cross Malmesbury Wiltshire c1955-1980 Detailed view of the south porch outer entrance showing the c
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Correctly wired three-pin plug illustration This plug is used in the UK to connect domestic appliances and tools to the national 240-volt alternatin
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Correctly wired three-pin plug illustration This plug is used in the UK to connect domestic appliances and tools to the national 240-volt alternatin
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Photovoltaic power plant - inverters
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Photovoltaic power plant With Provence getting nearly 3000 hours of sunshine it is an ideal site for solar energy On the Valensole plateau above the
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White dove preserved in memory of Nikola Tesla Serb-US physicist and electrical engineer Nikola Tesla (1856-1943) emigrated from what is now Croatia
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Nikola Teslas secondary school Historical image of the senior high school (secondary school) attended by Serb-US physicist and electrical engineer N
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Nikola Teslas childhood home Historical image of the house of the Teslas in the town of Gospic in what was then the Austrian Empire and is today in
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Tesla Company memorandum Memorandum from the period 1915 to 1925 showing the inventions marketed by the Tesla Company for Serb-US physicist and elec
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Tesla bladeless turbine 1910s
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Early electric battery Historical artwork of a voltaic pile the first modern type of electric battery which was invented in 1800 by the Italian phy
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Tesla demonstrating artificial daylight Close-up of Serb-US physicist and electrical engineer Nikola Tesla (1856-1943) holding a science journal that
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Teslas radio-controlled boat 1898
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Teslas radio-controlled boat 1898
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Early phosphorescent light photograph Inscribed photograph produced in the laboratory of Serb-US physicist and electrical engineer Nikola Tesla (1856
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Tesla spark discharge experiment 80-centimetre-wide ball being used in wireless (radio) tests by Serb-US physicist and electrical engineer Nikola Tes
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Tesla coils circa 1899
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Tesla coil experiment Electrical streamers sparking outwards from a large Tesla coil at the laboratory operated by Serb-US physicist and electrical e
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Tesla coil experiment Electrical streamers sparking outwards from a large Tesla coil at left to a terminal at right at the laboratory operated by Se
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Tesla coil experiment Electrical streamers sparking outwards from a large Tesla coil at left to a terminal at right at the laboratory operated by Se
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The Westinghouse Alternating Current Motor by Nikola Tesla 1888-1889 Private Collection
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Tesla coil experiment Electrical streamers sparking to and from a coil and its associated terminals at the laboratory operated by Serb-US physicist a
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Tesla coil experiment Electrical streamers sparking to and from a coil and its associated terminals at the laboratory operated by Serb-US physicist a
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Tesla coil experiment Electrical streamers sparking to and from a coil and its associated terminals at the laboratory operated by Serb-US physicist a
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Tesla coil experiment Electrical streamers sparking to and from a coil and its associated terminals at the laboratory operated by Serb-US physicist a
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Tesla coil experiment circa 1899
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Tesla coil experiment circa 1899
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Tesla coil experiment circa 1899
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Tesla coil experiment Electrical streamers sparking to and from a coil and its associated terminals at the laboratory operated by Serb-US physicist a
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Tesla coil experiment Electrical streamers sparking outwards from a coil at the laboratory operated by Serb-US physicist and electrical engineer Niko
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Execution by electric chair Kemmler the first man executed by electric chair Auburn Prison USA 6 August 1890 Alternating Current used; three
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Tesla coil experiment Electrical streamers sparking to and from a coil and the associated ball-shaped terminal at the laboratory operated by Serb-US
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Tesla wireless coil experiment Electrical streamers sparking outwards from a coil at a laboratory operated by Serb-US physicist and electrical engine
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Tesla incandescent lamps and coil Five incandescent lamps glowing by light induced by electric current in a Tesla Coil passing to the ground plate T
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Tesla transformer
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Tesla oscillator-transformer in action generating electrical waves This device was presented to the British Association by Lord Kelvin in August 189
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Tesla mercury-controlled transformer Large Tesla transformer with hermetically sealed mercury interrupter designed by Serb-US physicist and electric
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Tesla oscillator and wireless lighting The oscillator (lower centre) is generating high-frequency and high-voltage electricity This is producing lig
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Tesla oscillator in action generating undamped waves This device was designed by Serb-US physicist and electrical engineer Nikola Tesla (1856-1943)
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Tesla transformer designed by Serb-US physicist and electrical engineer Nikola Tesla (1856-1943) Teslas initial work took place in the 1880s and 18
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Execution by electric chair Kemmler the first man executed by electric chair Auburn Prison USA 6 August 1890 Alternating Current used three sur
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Tesla oscillator and transformer The transformer is detachable for experimental purposes This device was designed by Serb-US physicist and electrica
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Tesla oscillator with magnetically controlled sealed mercury interrupter designed by Serb-US physicist and electrical engineer Nikola Tesla (1856-19
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Tesla transformer used in wireless experiments This device was demonstrated before the New York Academy of Sciences in 1897 by Serb-US physicist and
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Tesla mercury-controlled transformer Transformer with sealed mercury interrupter designed by Serb-US physicist and electrical engineer Nikola Tesla
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Tesla mercury-controlled transformer Transformer with adjustable mercury controller designed by Serb-US physicist and electrical engineer Nikola Tes
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Tesla mercury-controlled transformer Transformer with sealed mercury interrupter for low tension work designed by Serb-US physicist and electrical e
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Tesla oscillator Compact oscillatory apparatus and rotary circuit controller This device was demonstrated before the New York Academy of Sciences in
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Tesla oscillator Large mechanical and electrical oscillator with four vibrating parts producing isochronous currents of desired wave frequencies ph
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Tesla oscillator Mechanical electromagnetically controlled electrical oscillator invented by Serb-US physicist and electrical engineer Nikola Tesla (
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Early electric battery Historical artwork of a voltaic pile the first modern type of electric battery which was invented in 1800 by the Italian phy
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