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Yahoo!奇摩知識+ - 分類問答 - 科學常識 - 已解決
Yahoo!奇摩知識+ - 分類問答 - 科學常識 - 已解決 
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物理摩擦力問題
Dec 10th 2013, 04:25

A horizontal force of 6.0N pushes a 0.50-kg block against a vertical wall. The block is initially at rest.If μs = 0.60 and μk = 0.75, what is the acceleration of the block?

不知道是不是我解讀錯誤 怎麼算的答案都錯誤 答案是a=0.8

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