問題詳情
4. 如圖所示，在一個秤上有一個裝有水的容器，重量為10 N。重量為 5 N的沉體 A 放入該容器時恰好讓水達到滿水位，如圖（a）；重量為 3N 的浮體 B 置入容器中也剛好讓水達到滿水位，如圖（b）。若將 A 和 B 物體同時置入容器中並將多餘的水排出後秤重，如圖（c）；則（a）、（b）和（c）的重量為何？
(A) （a）的重量10 N、（b）的重量15 N、（c）的重量 18 N
(B) （a）的重量15 N、（b）的重量13 N、（c）的重量 15 N
(C) （a）的重量10 N、（b）的重量15 N、（c）的重量 15 N
(D) （a）的重量15 N、（b）的重量13 N、（c）的重量 18 N
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