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<span>當(dāng)前位置：</span>   <a href="/question?tree_type=category&xd=3&chid=6" class="pointer">高中物理</a> <span>/</span> <a href="javascript:;">多選題</a> </div> <div id="qgyokxc" class="m-wrap g-cw cfx"> <div id="pqyjeej" class="w fl"> <div id="tdgcohw" class="g-mn2"> <ul id="J_question_detail" > <li> <div id="pzstkni" class="question-block"> <div id="uruvx2s" class="q-mc"> <h1 class="q-tit"> 1. <a href="/paper/view-5286667.shtml" class="ques-origin a-pointer" target="_blank"> (2024·廣東模擬) </a> 某實驗研究小組為探究物體沖上粗糙斜面能達(dá)到的最大位移x與斜面傾角θ的關(guān)系，使某一物體每次以不變的初速率v<sub>0</sub>沿足夠長的斜面向上運動，如圖甲所示，調(diào)節(jié)斜面與水平面的夾角θ，實驗測得x與θ的關(guān)系如圖乙所示，取g=10m/s<sup>2</sup>。則由圖可知（　?。?p><img width="331" height="122" src="http://tikupic.21cnjy.com/2024/04/16/d0/6c/d06cf4e50ebbb32f39897c721b0ea03f.png" style="max-width:100%;"></p> </h1> <div id="oevnirq" class="exam-s"> <span id="7e2zewb" class="op-item"><span id="8b62ptj" class="op-item-nut">A . </span><span id="mc4pak7" class="op-item-meat">物體的初速率v<sub>0</sub>=5m/s</span></span> <span id="lchpf2g" class="op-item"><span id="2ttp22i" class="op-item-nut">B . </span><span id="whuvml6" class="op-item-meat">物體與斜面間的動摩擦因數(shù)μ=0.75</span></span> <span id="2ro2iap" class="op-item"><span id="si7ukzo" class="op-item-nut">C . </span><span id="2rjkqo7" class="op-item-meat">圖乙中x<sub>min</sub>=0.36m</span></span> <span id="b1rnshc" class="op-item"><span id="x7yoa77" class="op-item-nut">D . </span><span id="zfd1nc7" class="op-item-meat">取初始位置所在水平面為重力勢能參考平面，當(dāng)θ=37°，物體上滑過程中動能與重力勢能相等時，物體上滑的位移為0.1875m</span></span> </div> </div> </div> </li> </ul> <div style="height:20px;background-color: #fff;margin-top:1px"></div>  <div class="grtaauu" id="J_ConnectQuestionsdBox"> </div> </div> </div> <div id="xs67is7" class="g-sd2">  <div style="background:#fff;padding:20px 0;margin-bottom:20px;text-align:center;"> <img src="/question/paper-qrcode?id=56364521" width="140px" height="140px" alt=""> <p style="text-align:center;margin-top: 10px">微信掃碼預(yù)覽、分享更方便</p> </div> <div id="777pf2u" class="analyize-extend JV_question__papers"> <h3 class="extend-mt">使用過本題的試卷</h3> <ul class="extend-mc"> <li> <a href="/paper/view-5286667.shtml" target="_blank" title="廣東省2024年普通高校統(tǒng)一招生考試物理模擬試題一" class="ex-tit"> <b></b><span>廣東省2024年普通高校統(tǒng)一招生考試物理模擬試題一</span> </a> </li> </ul> </div>  <div id="bh2ypnx" class="JV_question__subject"> <ul class="subjects-recomm"> <li> <a href="/merge?id=394" target="_blank"> <img src="https://tikupic.21cnjy.com/2024/11/13/76/a7/76a76e6216d40a4b182e08db669f4e9c.jpg"> </a> </li> <li> <a href="/merge?id=390" target="_blank"> <img src="https://tikupic.21cnjy.com/2024/09/29/ed/45/ed453a7e6f57e01cc4f6f1bd955a6a1c.jpg"> </a> </li> <li> <a href="/merge?id=388" target="_blank"> <img src="https://tikupic.21cnjy.com/2024/09/24/4a/da/4ada51dc83cb91069cbe14038588a3c6.jpg"> </a> </li> </ul> </div> </div> </div> <div id="vgmsymm" class="inner-footer"> <div id="xnqrgk6" 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