1.年級:國二
2.科目:理化
3.章節:液壓
4.題目:http://ppt.cc/VXsC
如圖,若在小活塞上施予5公斤重的力,則A、B、C三點壓力何者較大?
(A) A (B) B (C) C (D) 都一樣。
5.想法:
這題是去年段考題
依照液壓公式 P = h * d B點深度最深故液壓最大
但答案寫(B)或(D)
想請問為什麼選(D)也可以?謝謝各位!
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