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Physics, 22.07.2021 17:10 allee35

Mộtngườicókhốilượng50kgđứngtrongtha ngmáyđangđixuốngnhanhdần đều với gia tốc bằng 4,9 m/s2. Hỏi người có cảm giác như thế nào và trọng lượng biểu kiến của người đó trong thang máy.

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Mộtngườicókhốilượng50kgđứngtrongtha ngmáyđangđixuốngnhanhdần đều với gia tốc bằng 4,9 m/s2. Hỏi ngườ...

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