Physics, 17.10.2021 14:30 alyssaflores

Một người đứng trên canô đang lướt với tốc độ 15 km/h nhảy xuống nước với vận tốc 10 km/h theo hướng vuông góc với hướng chuyển động của canô. Biết khối lượng người và canô
là bằng nhau. Tính vận tốc của canô ngay sau đó.
A. 5 km/h B. 20 km/h C. 25 km/h D. 10 km/h

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Một người đứng trên canô đang lướt với tốc độ 15 km/h nhảy xuống nước với vận tốc 10 km/h theo hướ...

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