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The international yard was about two millionths of a meter longer than the imperial yard, while the international pound was about six ten-millionths of a kilogram lighter than the imperial pound. [13] The metric-based international yard and international pound were adopted by the United States National Bureau of Standards effective 1 July 1959.
The pound or pound-mass is a unit of mass used in both the British imperial and United States customary systems of measurement.Various definitions have been used; the most common today is the international avoirdupois pound, which is legally defined as exactly 0.453 592 37 kilograms, and which is divided into 16 avoirdupois ounces. [1]
The pound-force is the product of one avoirdupois pound (exactly 0.45359237 kg) and the standard acceleration due to gravity, approximately 32.174049 ft/s 2 (9.80665 m/s 2). [ 5 ] [ 6 ] [ 7 ] The standard values of acceleration of the standard gravitational field ( g n ) and the international avoirdupois pound (lb) result in a pound-force equal ...
l Eagles traded their 1991 and 1992 first-round draft picks to Green Bay, for Green Bay's 1991 first-round pick. [4] m The Eagles had obtained a 1993 first-round pick (13th overall) from NFL as compensation for the departure of Reggie White. Eagles then traded this to Houston for their first pick plus their third-round selection. [4]
Stone weight with Darius the Great–era tri-lingual inscription. 9,950g The Eschborn Museum's 2nd-century stone weight of 40 Roman pounds (c. 13 kg), beside an ID-1-sized card for scale The name "stone" derives from the historical use of stones for weights, a practice that dates back into antiquity.
Pound per hour is a mass flow unit based on the international avoirdupois pound, which is used in both the British imperial and, being a former colony of Britain, the United States customary systems of measurement. It is abbreviated as PPH, or more conventionally as lb/h. Fuel flow for engines may be expressed using this unit.
Some 13-pounders were slightly modified to become "Ordnance QF 13 pdr Mk III" and mounted on high-angle mounts to produce what became known as the 13-pounder 6 cwt anti-aircraft gun. In 1940, some 13-pounders were brought out of store for use as emergency anti-tank guns, mounted in pill boxes , [ 11 ] for the home defence of Britain against ...
A sub variant of the sFH 13 was the lg. 15 cm sFH 13/02 which combined the long barrel with the carriage of the earlier sFH 02 when those guns became obsolete. The sFH 13/02 gun shield wasn't hinged at the top and it only used a hydro-spring recoil system. Approximately 1,000 conversions were completed and their performance was the same with ...