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106年 - 106學年度全國高中職聯招-農業機械科/汽車科#61791
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40如下圖中滑輪組中,若F為250kg,於5秒內將重物W提升10m,設無摩擦損失,則所消耗的功率為
(A)20
(B)10
(C)6.67
(D)2.73 PS 。
答案:
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統計:
A(1), B(0), C(0), D(0), E(0) #1587655
詳解 (共 1 筆)
Shun
B1 · 2019/08/24
#3555138
W=3FW=3*250=750kgP(p...
(共 58 字,隱藏中)
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