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Field hockey print that page

Field_hockey

Hockey has several regular international tournaments for both men and women. These include the Olympic Games , the Commonwealth Games , the quadrennial Hockey World Cups , the annual Champions Trophies and World Cups for juniors . The International Hockey Federation (FIH) is the global governing

Contact angle print that page

File-Water_droplet_at_DWR-coated_surface1

The contact angle is the angle at which a liquid / vapor interface meets a solid surface . The contact angle is specific for any given system and is determined by the interactions across the three interfaces. Most often the concept is illustrated with a small liquid droplet resting on

Videoconferencing print that page

Tandberg_Image_Gallery_-_telepresence-t3-side-view-hires

A videoconference or video conference (also known as a videoteleconference ) is a set of interactive telecommunication technologies which allow two or more locations to interact via two-way video and audio transmissions simultaneously. It has also been called 'visual collaboration' and

Non-contact force print that page

A non contact force is a force applied to an object by another body that is not in direct contact with it. The most common example of a non contact force is gravity . A non contact force is different from a contact force , which is a force applied to a body by another body that is

wikipedia.org | 2011/8/15 14:57:59

History of Greenland print that page

KayakBearHunter

several centuries. Denmark-Norway nonetheless claimed the territory, and, after centuries of no contact between the Norse Greenlanders and their Scandinavian brethren, it was feared that the Greenlanders had lapsed back into paganism ; so a missionary expedition was sent out to reinstate

Curling print that page

Brier_045

Approximately late medieval Scotland Registered players 1,200,000 Characteristics Contact No Team members 4 per team (2 in Mixed Doubles ) Mixed gender See mixed curling Categorization Precision and accuracy Equipment Curling brooms, stones (rocks), curling shoes

Contact mechanics print that page

Kontakt_Spannungsoptik

hardness . Principles of contacts mechanics can be applied in areas such as locomotive wheel-rail contact , coupling devices, braking systems, tires , bearings , combustion engines , mechanical linkages , gasket seals, metalworking , metal forming, ultrasonic welding , electrical contacts

Airbag print that page

Peugeot_306_airbags_deployed

An airbag is a vehicle safety device. It is an occupant restraint consisting of a flexible envelope designed to inflate rapidly during an automobile collision , to prevent occupants from striking interior objects such as the steering wheel or a window. Modern vehicles may contain multiple

Tire print that page

Car_tires

performance by providing a flexible cushion that absorbs shock while keeping the wheel in close contact with the ground. The word itself may be derived from the word "tie," which refers to the outer steel ring part of a wooden cart wheel that ties the wood segments together (see Etymology

Surface tension print that page

Surface_tension_March_2009-3

physics 3.1 Two definitions 3.2 Surface curvature and pressure 3.3 Liquid surface 3.4 Contact angles 3.4.1 Special contact angles 4 Methods of measurement 5 Effects 5.1 Liquid in a vertical tube 5.2 Puddles on a surface 5.3 The breakup of streams into drops 6