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Original courtesy of Wikipedia: http://en.wikipedia.org/wiki/Electrical_resistance — Please support Wikipedia.
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 573768 videos foundNext >
 91 Georg Simon Ohm and the Electrical ResistanceGreat Moments in Science and Technology here: http://www.youtube.com/playlist?list=PL642F73306F273E49&feature=view_all The viewer gains an insight into both ... Voltage, Current and ResistanceMr. Andersen describes the relationship between voltage, current and resistance in an electric circuit. Ohm's Law is introduced through a circuit simulation.... GCE (A level) Physics E07 Resistance. Part 1 of 2For part 2: http://www.youtube.com/watch?v=7hnu6dGhbxY Part 1 of 2. Introduction to the concept of resistance. Contains worked example calculations. Physics II I- Electrical ResistivityPhysics II I- Electrical Resistivity. Electrical Voltage, Current and ResistanceGrandpa John tells about electrical voltage, current and resistance. www.GrandpaJohn.TV. P007 Electrical ResistancePhysics - Electrical Resistance. Mr. Patterson Electrical Fundamentals: ResistanceLooking at the next electrical phenomenon, resistance (and resistivity) # 14 What is Electrical Resistance.14 What is electrical resistance from a real time application, not technical theories. Electrical Resistance on the MoveIn the first fraction of a second electrons flowing through a material (i.e. electricity), they move unimpeded. By "holes" in a resisting material almost imm... What is Electrical Resistance?In this video I discuss electrical resistance, most specifically DC resistance. At 19:53 I make a mistake- that 15Ω should be 25Ω. I need to stop doing these...
 573768 videos foundNext >
 372 news items
 AkihabaraNews Panasonic – micro SDHC memory card – with 6 “Proof” performances ... AkihabaraNews Wed, 19 Jun 2013 02:36:55 -0700 Panasonic is releasing a micro SDHC memory card (4GB, 8GB, 16GB and 32GB) with 6 “Proof” performances: waterproof, static electrical resistance, magnetic resistance, X-ray resistance, and heat resistance on July 13. It also has “fuse” function that ... Slime mould could make memristors for biocomputers New Scientist Tue, 18 Jun 2013 05:56:06 -0700 Crucially, a memristor's electrical resistance is not constant but can be set by applying different voltages so that when the current stops, it "remembers" its resistance until current flows again. Predicted in 1971 by Leon Chua at the University of ... Structure and Electrical Characteristics of LEDs Azom.com Wed, 12 Jun 2013 03:38:55 -0700 Resistance referred to in this instance does not mean the term commonly used for "electrical resistance" but instead indicates the slope of a tangent for the characteristic curve at the specified current or voltage (differential resistance). In general ... Energy Harvesting Journal Concentrator solar cell with world's highest conversion efficiency Energy Harvesting Journal Tue, 18 Jun 2013 16:18:08 -0700 Sharp also optimized the spacing between electrodes on the surface of the concentrator cell and minimized the cell's electrical resistance. This latest Sharp breakthrough came about through research and development efforts that are part of the "R&D on ... Modelling the endothelial blood-CNS barriers: a method for the production of ... 7thSpace Interactive (press release) Tue, 18 Jun 2013 02:06:58 -0700 Although there has been considerable success over the previous two decades in establishing useful in vitro primary endothelial cell cultures from the blood-CNS barriers, no model fully mimics the high electrical resistance, low paracellular ... SUMITOMO ELECTRIC INDUSTRIES, LTD. : Experimental Research for High ... 4-traders (press release) Sun, 16 Jun 2013 18:44:17 -0700 Conventional superconducting material has to be cooled with liquid helium to around -269 degrees Celsius to achieve zero electrical resistance. However a high-temperature superconducting material has been developed which, by using liquid nitrogen, has ... RSP sees better market response for coated pipes Business Standard Fri, 14 Jun 2013 11:04:13 -0700 Coatings on pipes are intended to form a continuous film of an electrical insulation material over the metallic surface. The function of such a coating is to isolate the metal from direct contact with the electrolyte, interposing a high electrical ... Scientists Design Breath Sensor Device to Detect and Monitor Diabetes Yahoo! News Thu, 13 Jun 2013 08:45:52 -0700 Researchers were able to come up with a sensor device by using the combination as an electrical semiconductor, then measuring electrical resistance in the form of a signal from the sensor. They determined that light would activate the sensor, causing ...
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