|
The Foot-poundal (symbol: ft-pdl) is a unit of energy that is part of the foot-pound-second system of units, in Imperial units introduced in 1879, and is from the specialized subsystem of English Absolut〔 Edward F. Obert, Thermodynamics, McGraw-Hill Book Co., 1948.〕 (a coherent system). The foot-poundal is equal to 1/32.174049 that of the more commonly used foot-pound force. == Conversions == 1 foot-poundal is equivalent to: * 0.031081 ft•lbf * 0.0421401100938048 J (exactly) * 421401.100938048 erg (exactly) * 0.0004 BTUIT * 0.010065 calIT or 0.000 010 65 "food calorie" (kcal or Cal) * 0.37297 inch-pound force (in•lbf) * 5.96752 inch-ounce force (in•ozf) Conversion of units#Energy, work, or heat. 抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Foot-poundal」の詳細全文を読む スポンサード リンク
|