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Physics, 24.10.2021 14:00 avalianagames

: Một ôtô có bánh xe bán kính 30 cm, chuyển động tròn đều. Bánh xe quay đều 20 vòng /s và không trượt. Tính tốc độ góc của bánh xe và vận tốc của ôtô

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