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如图所示质量为m的物体以某一速度从a点冲上倾角为30°的固定斜面其运动的加速度大小为34g此物体在斜面上上升的最大高度为h则在这个过程 Template






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sketch 4595 Hell Boy by Cristina Love
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tomski如图所示质量为m的物体以某一速度从a点冲上倾角为30°的固定斜面其运动的加速度大小为34g此物体在斜面上上升的最大高度为h则在这个过程 coloring
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如图20所示质量为M的斜面放在光的水平面上质量为m的物体由静止开始从斜面的顶端到底端在这过程中 A．Mm组成的系统满足动量守恒 sketch template
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如图所示质量为M倾角为θ的斜面体放于水平面上质量为m的物块放在斜面上它们之间的擦力都忽略不计．要使物块相对斜面静止不动斜面体左 sketch template
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12．如图所示质量为M的长木板静止在光的水平地面上在木板的右端有一质量为m的小铜块现给铜块一个水平左的初速度v0铜块左行并与 sketch template
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如图20所示质量为M的斜面放在光的水平面上质量为m的物体由静止开始从斜面的顶端到底端在这过程中 A．Mm组成的系统满足动量守恒 sketch template
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如图所示质量为M的斜面体置于粗糙的水平地面上斜面体上有一质量为m的物体A通过跨过定轮的不可伸长的轻绳连接另一小物体B物体B置于光平台 sketch template
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如图所示质量为M的物体在粗糙斜面上以加速度a1匀加速下当把物体的质量增加m时加速度为a2当有一竖直下且过重心的恒力F作用在物体上时 sketch template
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如图5所示一质量为m的物体以速度v水平飞半圆球的上方运动过程中不和任何一个点接触落到地面的C点问速度v至要多BC的距离为多 sketch template
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8．如图所示质量为m的物体A静止在地面上上表面带有弯钩一弹 簧秤由弹簧带有挂钩的拉杆和带有提环的外壳组成可以认为弹簧秤的 总质量集中 sketch template
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如图所示一质量为M的斜面体放在水平面上一质量为m的小物块以初速度上斜面体斜面体始终保持静止m与M的擦系数为则斜面体受到的静擦力 sketch template
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如图所示质量为m的物体放在倾角为θ的斜面上它跟斜面间的动擦因数为μ在水平恒定的力F作用下物体沿斜面上匀速运动则物体所受的擦力是 sketch template
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如图所示，一静止的均匀细棒，长为L、质量为M，可绕通过棒的端点且垂直于棒长的光固定轴O在水平面内转动，转动惯量为 ．一质量为m、速率为v的 sketch template
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动力学的解题方法 知乎 sketch template
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如图所示质量为M倾角为θ的斜面体置于光的水平地面上要使原来与斜面接触的质量为m的小球做自由落体运动则右拉斜面体的水平力F至为多大 sketch template
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如图所示，上表面粗糙倾角θ=37∘的斜面体放在光的水平地面上，一物块静止在斜面体上．现给斜面体一水平左的推力F，现无论F多大，物块均能与 sketch template
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如图所示质量为m的物体置于倾角为θ=37o的固定斜面上．物体与斜面之间的动擦因数为μ=05先用平行于斜面的推力F1作用于物体上使其能沿 sketch template
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如图所示质量为m的小球用一根细线悬挂在O点用一个水平力作用在小球上使细线与竖直方成30°角时小球静止求1水平拉力的大小．2 sketch template
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如图所示质量为m的物体放在倾角为θ的斜面上它跟斜面间的动擦因数为μ在水平恒定的力F作用下物体沿斜面上匀速运动则物体所受的擦力是 sketch template
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如图所示质量为m的物体以某一初速度v0从A点下沿光的轨道运动不计空气 阻力半圆形轨道半径为R若物体通过最低点B的速度为求 sketch template
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如图所示质量为m的物体静止在倾角为θ的斜面上物体与斜面的动擦因数为μ现使斜面水平左匀速移动距离L．试求1擦力对物体做的功 sketch template
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如图所示质量为m的物体以某一速度从A点冲上倾角为30°的固定斜面其运动的加速度大小为34g此物体在斜面上上升的最大高度为h则在这个过程 sketch template
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如图所示质量为m的物体静止在倾角为θ的斜面上物体与斜面间的动擦因数为μ．现在使斜面体右水平匀速移动距离L则擦力对物体做功为物体与 sketch template
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如图所示质量为m的物体静止在倾角为θ的斜面上物体与斜面间的动擦因数为μ．现在使斜面体右水平匀速移动距离L则擦力对物体做功为物体与 sketch template
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21．如图所示质量为m的物体在平行于斜面上的力F作用下沿放在水平地面上的质量为M的粗糙斜面匀速下此过程中斜面保持静止则地面对斜面 A sketch template
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如图所示质量为m的物体沿倾角为q的光斜面下斜面体质量为M且与水平面无相对运动则物体下过程中地面对斜面体的支持力大小为 擦力 sketch template
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如图所示质量为m的物体静止在倾角为a的斜面上物体与斜面一起在水平面上匀速左水平移动的距离为s．则斜面的支持力和擦力对物体做的功为 sketch template
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如图所示质量为m的物体B在外力F1和F2的共同作用下沿斜劈光表面下运动斜劈A静止在水平地面上当F1方水平右F2方沿斜劈的表面 sketch template
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如图所示质量为m的物体放在一固定斜面上当斜面倾角为θ=30°时恰能沿斜面匀速下．重力加速度为g．1物体与斜面间的动擦因数μ2 sketch template
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如图所示质量为m的物体置于倾角为θ=37o的固定斜面上．物体与斜面之间的动擦因数为μ=05先用平行于斜面的推力F1作用于物体上使其能沿 sketch template
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如图所示质量为m的物体放在一固定斜面上当斜面倾角为θ=30°时恰能沿斜面匀速下．重力加速度为g．1物体与斜面间的动擦因数μ2 sketch template
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如图甲所示质量为M的直角劈B放在水平面上在劈的斜面上放一个质量为m的物体A用一个竖直下的力F作用于A上物体A刚好沿斜面匀速下．若 sketch template
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3．如图所示质量为m的物体由静止开始从倾角分别为αβ的两个光固定斜面上下两斜面的高度均为h则下列叙述正确的是 A．物体到 sketch template
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如图所示固定斜面的倾角为30°质量为m的物体在沿斜面上的恒力F作用下以某一速度由底端上运动上升的最大高度为h其加速度大小为g2 sketch template
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如图所示质量为m的物体在恒力F作用下沿水平地面做匀速直线运动物体与地面间动擦因数为μ则物体受到的擦力的大小为 A．Fsin θB sketch template
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7．如图所示质量为m的物体静止在倾角为q的斜面上物体与斜面间的动擦因数为m现在使斜面体右水平匀速移动距离l则擦力对物体所做的功为 sketch template
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如图所示质量为m的物体在的水平力作用下沿倾角为q =30º的斜面上匀速运动根据力学规律和题中提供的信息你还能求得哪几个作用力及跟擦 sketch template