The Pelton turbine is an impulse turbine that extracts energy from the impulse of moving water and is the preferred turbine for hydro-pow...
Sunday, 24 June 2012
Sunday, 17 June 2012
Product Description (RM498.00 - Maybank 2u.com.my) With a big 5" (12.7 cm) touchscreen, more than 5 million points of interest (POIs) and spoken turn-by-turn directions, nüvi 50LM makes driving fun again. Plus, with FREE lifetime map updates, you always can keep your roads and POIs up to date.Get Turn-by-turn Directionsnüvi 50LM’s intuitive interface greets you with 2 simple choices: “Where To?” and “View Map.” Touch the screen to easily look up...
Friday, 15 June 2012
In electricity supply systems, an earthing system defines the electrical potential of the conductors relative to the Earth's conductive surface. The choice of earthing system can affect the safety and electromagnetic compatibility of the power supply, and regulations can vary considerably among countries. Most electrical systems connect one supply conductor to earth (ground). If a fault within an electrical device connects a "hot" (unearthed) supply conductor to an exposed conductive surface, anyone touching it while electrically connected to the...
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