求英文翻译,An object with a weight of 20N is placed on an incline.The ratio of the length to the height of the incline is 5:3.Resolve the gravitational force to find the component parallel to the incline that makes the object slip down and the c
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求英文翻译,An object with a weight of 20N is placed on an incline.The ratio of the length to the height of the incline is 5:3.Resolve the gravitational force to find the component parallel to the incline that makes the object slip down and the c
求英文翻译,An object with a weight of 20N is placed on an incline.The ratio of the length to the height of the incline is 5:3.Resolve the gravitational force to find the component parallel to the incline that makes the object slip down and the component perpendicular to the incline which makes the block press against the incline.
求英文翻译,An object with a weight of 20N is placed on an incline.The ratio of the length to the height of the incline is 5:3.Resolve the gravitational force to find the component parallel to the incline that makes the object slip down and the c
一个重20牛顿的物体放在斜坡上,斜坡的长和高的比例是5比3,解出重力沿着斜面的分力(让物体沿斜坡下滑的分力)和垂直于斜坡的分力(压住物体使它不下滑的分力)
话说题目好简单哦,高一物理吧.
重的物体是20N放置于倾斜。长度之比的高度5:3斜面。解决引力作用找到组件平行于求使物体下降和组件垂直于求使块出版社对倾斜。
重的物体是20N放置于倾斜。长度之比的高度5:3斜面。解决引力作用找到组件平行于求使物体下降和组件垂直于求使块出版社对倾斜。
斜面上一个中20N的物体。斜面的长高比为5:3.对重力进行分解,可以发现与斜面平行的分量使得物体沿斜面下滑,而与斜面垂直的分量形成物体对斜面的正压力