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試卷名稱：110年 - 110 學士後醫學系招生考試:物理及化學#100231
年份：110年
科目：學士後西醫物理及化學
46. A hydraulic jack with two pistons is shown in the figure. The radii are 10 cm and 5 cm, and the weights are 40 kg and 1 kg for the left and right piston, respectively. A ball weighs 9 kg is placed on the right piston. Find the height difference between two pistons in equilibrium status. (Gravitational acceleration g = 10 m/s2 )
(A) 0 cm
(B) 10 cm
(C) 1 m
(D) 10 m
(E) 20 m
