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Physics, 15.12.2021 15:40 maciemessing2

Từ điểm O trên mặt đất một chất điểm được ném lên với vận tốc ban đầu vO = 10 m/s hợp với phương ngang một góc α = 30 0. Tìm bán kính cong tại điểm cao nhất của quỹ đạo (tính ra mét)? Lấy g =
10 m/m 2.

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Từ điểm O trên mặt đất một chất điểm được ném lên với vận tốc ban đầu vO = 10 m/s hợp với phương n...
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