更多“ 一特殊弹簧，弹性力<img src="https://nimg.ppkao.com/2019-05/wuacheng/2019050617064021271.jpg?sign=daae464f2cafaaa957c9a99143c3011c&t=62d71a35" />K为倔强系数，x为变形量，现将弹簧水平放置于光滑的水平上，一端固定，一端与质量为m的滑块相连而处于自然状态，今沿弹簧长度的方向给滑块一个冲量，使其获得一速度<img src="https://nimg.ppkao.com/2019-05/wuacheng/2019050617070041331.jpg?sign=818b8c94e306aa29982fed5108c5e6c3&t=62d71a35" />压缩弹簧，问弹簧被压缩的最大长度为多少？<br /> <img src="https://nimg.ppkao.com/2019-05/wuacheng/2019050617071668128.jpg?sign=a7a2bbe4763ceba35bee6d9f43946134&t=62d71a35" />”相关的问题
A、A.<img src="https://img.ppkao.com/2018-08/longzhengxuan/2018082216301263809.jpg" />
B.<img src="https://img.ppkao.com/2018-08/longzhengxuan/2018082216301513758.jpg" />
C.<img src="https://img.ppkao.com/2018-08/longzhengxuan/201808221630286940.jpg" />
D.<img src="https://img.ppkao.com/2018-08/longzhengxuan/2018082216303362301.jpg" />
A、当介质压力高于弹簧的弹性力时，弹簧被压缩，介质自行排出 B、当介质压力低于弹簧的弹性力时，弹簧被压缩，介质自行排出 C、当介质的压力升到与弹簧的弹性力相等时，密封面又开始重新密合 D、当介质的压力降到与弹簧的弹性力相等时，密封面又开始重新密合
A、A.<img src="https://img.ppkao.com/2017-07/lizhangyong/2017072013113275935.png" />
B.<img src="https://img.ppkao.com/2017-07/lizhangyong/2017072013113719356.png" />
C.<img src="https://img.ppkao.com/2017-07/lizhangyong/2017072013114039900.png" />
D.<img src="https://img.ppkao.com/2017-07/lizhangyong/2017072013114435190.png" />
A、A.<img src="https://img.ppkao.com/2019-04/xiaotian/2019041517035379211.jpg" />
B.<img src="https://img.ppkao.com/2019-04/xiaotian/2019041517035733869.jpg" />
C.<img src="https://img.ppkao.com/2019-04/xiaotian/2019041517040187655.jpg" />
D.<img src="https://img.ppkao.com/2019-04/xiaotian/2019041517040430083.jpg" />
A、计算图中压板夹紧力W为多少？
<img src="https://img.ppkao.com/2019-04/wangjue/2019041414071965466.jpg" />
A、计算下图中压板夹紧力W为多少？
<img src="https://img.ppkao.com/2018-09/yuanhao/201809141731487010.jpg" />
A、A.<img src="https://img.ppkao.com/2019-04/xiaotian/2019042817170370385.jpg" />
B.<img src="https://img.ppkao.com/2019-04/xiaotian/2019042817170765762.jpg" />
C.<img src="https://img.ppkao.com/2019-04/xiaotian/2019042817171081633.jpg" />
D.<img src="https://img.ppkao.com/2019-04/xiaotian/2019042817171338858.jpg" />
A、
A． <img src="https://img.ppkao.com/2018-04/ppkaocom/20184110500093258.jpg">
B． <img src="https://img.ppkao.com/2018-04/ppkaocom/20184119389626844.jpg">
C． <img src="https://img.ppkao.com/2018-04/ppkaocom/20184119252781493.jpg">
D． <img src="https://img.ppkao.com/2018-04/ppkaocom/20184114112499863.jpg">
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