Life

PowerPower is an important quantity used to describe the rate of doing shape or the rate of the transformation of integrity form of muscular tissue into another . In other words , it is the symmetry of the wrestle d matchless and the time required to do that work and and then , it is the rate at which a machine accomplishes a given summation of work . Two common unit of measurements of magnate atomic number 18 cater magnate (550 foot-pound per second , for machinelike devices and the watt .737 foot-pounds per second , for electric devices . Since there are a number of s below the category of force , allow s focus on i of its units which is the horse plyA horse might is a unit of power . One horsepower (abbreviation , HP or hp ) equals 550 foot-pounds as mentioned earlier is the amount of work done by one pound of tycoon exerted through a remoteness of one foot . The calculated unit is the watt one horsepower equals 745 .7 wattsOriginally , horsepower think of the ability of a horse to perform heavy tasks such as turning a mill wheel or drawing a corrupt . James Watt (1736-1819 , inventor of the first efficient move engine , chose horsepower as a standard to which the power of an engine could be meaningfully compared . Watt s measurements of horsepower were widely accepted , even though the measurements applied only to very strong horses working for outline fulfilments . Although the horse is no womb-to-tomb an important source of power , Watt s standard is retain for rating engines , turbines , electric motors , windmills , and waterpower devicesIndicated horsepower is the power an engine would suffer if it worked without frictional losses . stop , or shaft , horsepower ( similarly called delivered horsepower ) is the actual power output of an engine mechanized efficiency of an engine is the ratio between stop hor! sepower and indicated horsepower , and friction horsepower is the difference between indicated horsepower and brake horsepowerWater horsepower is a measure of water power .

The falling of 33 ,000 pounds (14 , 969 kg ) of water over a distance of one foot (30 cm ) in one minute produces one horsepowerThrust horsepower is a measure of the power of a jet or rocket engine It is also a measure of the rotational power that an engine-driven propeller converts into throw off (Thrust is the forward force of propulsionTaxable horsepower is calculated by assign and local governments for the purpose of assessing taxes on automobiles and other machines . Taxable horsepower , normally based on a formula employ the diameter and number of cylinders , is usually much lower than brake horsepowerAn average man mend running can receive about one horsepower for a brief period and about one-seventh horsepower for sustained periods Small motors in household appliances are rated at about one-third to three-fourths horsepowerReference1 . HYPERLINK http /www .questia .com /SM .qst ?act adv contributors shilling 20Sikorsky dcont ributors Bob 20Sikorsky Sikorsky , Bob (1997 . Horsepower calculated 2 Ways . The Washington TimesPAGEPAGE 3...If you need to get a full essay, order it on our website: OrderCustomPaper.com

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