题目:
将重10N的物体放人一装满水的溢水杯中,若从杯中溢出3N的水, 则物体在水中受到的浮力大小为[ ]
A.13 N
B.7N
C.3N
D.10 N
答案:
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参考答案:解析:Just as she was about to speak, she was handed a note.