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...
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=1 N,*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. 1 N,0.01m
C. 2 N,0.02m
D. 1 N,0.02m
【回答】
B
知識點:未分類
題型:選擇題
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=1 N,*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. 1 N,0.01m
C. 2 N,0.02m
D. 1 N,0.02m
【回答】
B
知識點:未分類
題型:選擇題