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Physics, 17.10.2021 14:00 wbrandi118

6: Một vật chuyển động thẳng biến đổi đều theo phương trình x = 400 + 10 – 2 + t2 (x: m;
t: s). Xác định
a/ tọa độ ban đầu, vận tốc ban đầu.
b/ gia tốc của chuyển động.
c/ quãng đường vật đi được sau khoảng thời gian t = 20 s.

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6: Một vật chuyển động thẳng biến đổi đều theo phương trình x = 400 + 10 – 2 + t2 (x: m;
t:...
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