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Physics, 10.12.2021 14:00 gianna78

dưới tác dụng của một lực F một vật tăng tóc từ 3m/s lên 7m/s trong 2s . khối lượng của vậ đó là 5kg . giá trị vủa F là

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dưới tác dụng của một lực F một vật tăng tóc từ 3m/s lên 7m/s trong 2s . khối lượng của vậ đó là 5kg...
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