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kikinx113
2 năm trước
Lực kéo của một động cơ ô tô có độ lớn không đổi là 2500N. Hỏi công thực hiện của đong cơ trong 1 giờ là bao nhiêu? Biết trong. thời gian đó ô tô đi với vận tốc 36km/h, coi chuyển động của ô tô là đều. Ghi tóm tắt giải dễ hiểu ạ
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