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Physics, 10.10.2021 14:00 serenitynycole
Một ô tô đang chạy với vận tóc không đổi 25m/s trên một quãng đường thẳng thì người lái xe hãm phanh lại cho ô tô chuyển động chậm dần đều sau khi chạy thêm đc 80m thì vận tốc ô tô còn 15km/s
a) tìm gia tốc của ô tô trong 80m đoạn đường này
b) nếu xe tiếp tục chuyển động như vậy sau bao lâu xe dừng lại?
c) tìm quãng đường trong giây cuối cùng ? Còn
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Một ô tô đang chạy với vận tóc không đổi 25m/s trên một quãng đường thẳng thì người lái xe hãm phanh...
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