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A winding engine is a stationary engine used to control a cable, for example to power a mining hoist at a pit head. Electric hoist controllers have replaced proper winding engines in modern mining, but use electric motors that are also traditionally referred to as winding engines. Early winding engines were hand, or more usually horse powered. [1]
On his first day in office as 47th president, Donald Trump issued executive orders which rescinded many of the previous administration's executive actions, withdrew the U.S. from the World Health Organization and Paris Agreement, [530] rolled back federal recognition of gender identity, [531] founded the Department of Government Efficiency ...
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A drum hoist (steel wire rope visible) and motor. In underground mining a hoist or winder [1] is used to raise and lower conveyances within the mine shaft.Modern hoists are normally powered using electric motors, historically with direct current drives utilizing Ward Leonard control machines and later solid-state converters (), although modern large hoists use alternating current drives that ...
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A STEM education project has been approved by the government [56] to establish STEM labs in public schools. The Ministry of Information Technology and Telecommunication has collaborated with Google to launch Pakistan's first grassroots-level Coding Skills Development Program, [ 57 ] based on Google's CS First Program, a global initiative aimed ...
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