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Physics, 20.09.2021 02:40 izzyisawesome5232
Cho 3 vật chuyển động trên trục Ox theo các phương trình sau (với đơn vị x (m) , t (s) , v (m/s)):
(Vật 1) x2 = -3 + 4t (vật 2) x3 = 5 – 8t (vật 3) x4 = - 6 – 4t
Hỏi: a) Loại chuyển động của vật. Nêu đặc điểm của chuyển động (vị trí xuất phát, chiều chuyển động, tốc độ)
b) Hãy thể hiện trên trục Ox
c) Tìm quãng đường mỗi vật đi được sau 50s kể từ lúc xuất phát
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Cho 3 vật chuyển động trên trục Ox theo các phương trình sau (với đơn vị x (m) , t (s) , v (m/s)):...
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