如图所示一根重8n的均匀直棒aba端用绳吊在固定点0用一沿水平方�的力f=6n作用于b端使棒处于平衡状态则绳与竖直方�的夹角为 Sketch Coloring Page

如图所示一根重8n的均匀直棒aba端用绳吊在固定点0用一沿水平方�的力f=6n作用于b端使棒处于平衡状态则绳与竖直方�的夹角为 Template

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tomski如图所示一根重8n的均匀直棒aba端用绳吊在固定点0用一沿水平方�的力f=6n作用于b端使棒处于平衡状态则绳与竖直方�的夹角为 coloring

如图所示一根重8N的均匀直棒ABA端用绳吊在固定点0用一沿水平方�的力F=6N作用于B端使棒处于平衡状态则绳与竖直方�的夹角为 sketch template

如图所示一根重8N的均匀直棒ABA端用绳吊在固定点0用一沿水平方�的力F=6N作用于B端使棒处于平衡状态则绳与竖直方�的夹角为 sketch template

如图所示一重为8N的球固定在AB杆的上端今用测力计水平拉球使杆�生弯曲此时测力计的示数为6N则AB杆对球作用力的大小为 A sketch template

24．如图7所示物体挂在弹簧测力计下用力的示意图表示出物体所受拉力的三要素——青夏教育精英家教�—— sketch template

6．如图2所示水平地面上的物体A在斜�上的拉力F作用下�右作匀速直线运动则 A．物体A可能不受地面支持力的作用 B．物体A可能受到三个 sketch template

百度教育 sketch template

如图所示将长方体�属块完全浸没在水中此时弹簧测力计的示数为98N若�属块上下表面所受水的压力分别为196N和245N则�属块的 sketch template

如图所示有一粗细均匀重为40N长为4m的长木板AB置于支架上支点为O且AO=1m长木板的右端B用绳子系住绳子另一端固定在C处 sketch template

高考物理：求解电场强度的基本方法！知乎 sketch template

如图所示一根粗细均匀的木棒在力的作用下可绕O点转动请在图中画出木棒所受重力的示意图及拉力F对O点的力臂．题目和参考答案——青夏教育精英 sketch template

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

如图甲所示一根足够长的固定的均匀直细杆与水平方�成θ=37o角质量m=2kg的小球穿在细杆上且静止于细杆底端O处若有一水平�右的恒定风力 sketch template

如图所示用两根轻质绳把重为Mg的不均匀棒悬挂起来�水平静止状态一棍绳子同竖直方�夹角θ1=37°另一根同竖直方�夹角θ2=53°．棒长L sketch template

如图所示长为5m的细绳的两端分别系于竖立在地面上相距为4m的两杆顶端AB绳上挂一个光�的轻质挂钩它钩着一个重为12N的物体平衡时绳中 sketch template

1一物体静止在斜面上如图1所示物体受到的斜面的支持力为8N请在图中作出支持力的示意图．2如图2所示小球被斜挂在竖直墙上小球 sketch template

如图所示一根质量分布均匀的木棒重为G靠在墙角现在A处施加一个力使靠墙的A点稍稍离开墙面．试画出木棒重力的力臂和在A点施加最小力的方� sketch template

如图所示一根粗细不均匀的木头当支点在O点时恰好平衡若在O点处将其锯成两段则 A．粗端重B．两段一样重C．细端重D．无法确定题目和 sketch template

如图所示用两根相同的细绳水平悬挂一段均匀载流直导线MN电流I方�从M到N绳子的拉力均为F为使F＝0可能达到要求的方法是 A．加 sketch template

7．在一根条形磁铁附�平行放置一根与磁铁形状完全相同的棒状物体XY后其�围磁场磁感线的分布情况如图9 5甲所示．将XY两端对调以后磁感线 sketch template

如图甲所示两根足够长的光�直�属导轨MNPQ平行放置在倾角为θ的绝缘斜面上两导轨间距为L．MP两点间接有阻值为R的电阻．一根质量为m的 sketch template

如图所示两根平行放置的�属导轨框架与水平面的夹角为θ导轨间距离为L有一根垂直于导轨放置的质量为m的均匀�属棒．电源的电动势为E内电阻为 sketch template

如图所示一轻弹簧上端固定在天花板上下端悬挂一个质量为m的木块木块处于静止状态．测得此时弹簧的伸长量为弹簧的形变在弹性限度内．重力 sketch template

如图所示，一较重的光�长直均匀杆AB，A端支在墙角处不动，开始时小张用肩膀在距B端较�的P处扛起AB杆，此后小张持原有站姿，�左缓慢移动，使 sketch template

如图甲所示两根足够长的光�直�属导轨MNPQ平行放置在倾角为θ的绝缘斜面上两导轨间距为L．MP两点间接有阻值为R的电阻．一根质量为m的 sketch template

如图所示一根均匀细棒上端A处用一铰链与天花板相连下端B用一铰链与另一均匀细棒相连两棒的长度相等．两棒在图示的竖直面内运动且不计铰链处 sketch template

百度教育 sketch template

如甲图所示的电路中电源电压不变R1为定值电阻闭合开关S将�动变阻器R2的�片P从a�b移动的过程中电压表和电流表的示数变化情况如乙图 sketch template

49．两根互相平行的长直导线位于图中纸面内导线中通有大小相等方�相同的电流如图所示导线ab所受安培力Fa Fb的方�是 A sketch template

如图所示在与水平地面成θ角的拉力F作用下质量为m的物块沿地面�右做匀速直线运动 1试求物体与地面间的�动�擦因数 2若把此力F sketch template

如图所示把玻璃管的裂口放在火焰上烧熔它的尖端就变钝了产生这一现象的原因是 A．玻璃是非晶体熔化再凝固后变成晶体B．玻璃是晶体熔化 sketch template

如图所示，一根半径为R的无限长直铜导线，载有电流I，电流均匀分布在导线的横截面上。在导线内部通过中心轴作一横切面S，则通过横切面S上每单位长度 sketch template

如图所示将粗细均匀直径相同的均匀棒A和B粘合在一起并在粘合处用绳悬挂起来恰好处于水平位置而平衡如果A的密度是B的2倍那么A的重力 sketch template

如图所示粗细相同密度均匀的细棒做成“L 形其中AC与CB垂直AC长LCB长L/2整根细棒的重力是G并放在固定的圆筒内圆筒内侧面和 sketch template

15．如图所示所受重力为G的均匀小球放在倾角为α的斜面上球被与斜面夹角为θ的木板挡住球面木板均光�．若使球对木板压力最小则木板与斜面 sketch template

如图所示装置中均匀木棒AB的A端固定在铰链上悬线一端绕过一固定定�轮另一端用线套套在木棒上使棒保持水平现使线套逐渐�右移动但始终使 sketch template

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