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An ultramarathon, also called ultra distance or ultra running, is a footrace longer than the traditional marathon length of 42.195 kilometres (26 mi 385 yd). Various distances, surfaces, and formats are raced competitively, from the shortest common ultramarathon of 31 miles (50 km) and up to 3100 miles. [1] World Championships are held by the ...
Altra Running, commonly known as Altra, is an American manufacturing company engaged in the design, development, marketing, and sales of athletic shoes for road running, trail running, and general footwear. [7] Since 2018 Altra is owned by VF Corporation, an American global apparel and footwear company with other brands like Icebreaker, The ...
Ultra-long-haul (also known as "ultra-long-range operations" ) refers to the duration of a flight (flight time) being "ultra long." IATA, ICAO, and IFALPA jointly define any flight scheduled to last over 16 hours as "Ultra Long". These flights usually follow a great circle route, often passing over a polar region.
Ultra-high-definition television (also known as Ultra HD television, Ultra HD, UHDTV, UHD and Super Hi-Vision) today includes 4K UHD and 8K UHD, which are two digital video formats with an aspect ratio of 16:9. These were first proposed by NHK Science & Technology Research Laboratories and later defined and approved by the International ...
Ultrapure water. Ultrapure water ( UPW ), high-purity water or highly purified water ( HPW) is water that has been purified to uncommonly stringent specifications. Ultrapure water is a term commonly used in manufacturing to emphasize the fact that the water is treated to the highest levels of purity for all contaminant types, including: organic ...
The National Policy on Education ( NPE) is a policy formulated by the Government of India to promote and regulate education in India. The policy covers elementary education to higher education in both rural and urban India. The first NPE was promulgated by the Government of India by Prime Minister Indira Gandhi in 1968, the second by Prime ...
Chalkboard scraping. Scraping a chalkboard (also known as a blackboard) with one's fingernails produces a sound and feeling which most people find extremely irritating. The basis of the innate reaction to the sound has been studied in the field of psychoacoustics (the branch of psychology concerned with the perception of sound and its ...
The Indian Institute of Corporate Affairs ( IICA) is a central civil service training institute under the jurisdiction of Ministry of Corporate Affairs, Government of India for the central civil servants of the Indian Corporate Law Service cadre. It fulfils various functions in the areas of corporate affairs regulation, governance, and policy.