問題詳情
6. A hydraulic press has one piston of diameter 2 cm and the other piston of diameter 8 cm. Whatforce must be applied to the smaller piston to obtain a force of 1600 N at the larger piston?
(A) 6 N
(B) 25 N
(C) 100 N
(D) 400 N
(E) 1600 N
參考答案
答案：C
難度：計算中-1
書單：沒有書單，新增
用户評論
【面試倒楣鬼-22幸運上後西】評論
Area1 : A2 = π 12 : π 42(注意diameter是直徑) = 1:16 = Force1: F2