Physics, 22.07.2021 17:00 caden8233

Vật khối lượng m = 500g, chuyển động trên mặt phẳng nghiêng (có góc nghiêng   450 so với phương ngang) dưới tác dụng của trọng lực (Hình 2.7). Hệ số ma sát giữa vật và mặt nghiêng là   0,1. Xác định lực ma sát tác dụng lên vật và gia tốc mà vật thu được

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Vật khối lượng m = 500g, chuyển động trên mặt phẳng nghiêng (có góc nghiêng   450 so với phương ng...

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