- 問題詳情:如圖所示,*簧測力計和細線的重力及一切摩擦不計,物重G=1N,*簧測力計中*簧的勁度係數,則*簧測力計的示數和形變量分別爲( )A.0N,0.01m B.1N,0.01mC.2N,0.02m D.1N,0.02m【回答】B知識點:未分類題型:選擇題...
- 6973
- 問題詳情:如圖所示,*簧測力計和細線的重力及一切摩擦不計,物重G=1N,則*簧測力計A和B的示數分別爲( )A.1N,0 B.0,1N C.2N,1N D.1N,1N【回答】D。*圖中*簧測力計右端由於物體的重力,受到了一個水平向右的1N的拉力;*簧測力計會透過...
- 20427