如图所示ab为光�的水平面bc是倾角为α的足够长的光�斜面abbc间用一小段光�圆弧轨道相连一条长为l的均匀柔软链条开始时静止的放在 Sketch Coloring Page

如图所示ab为光�的水平面bc是倾角为α的足够长的光�斜面abbc间用一小段光�圆弧轨道相连一条长为l的均匀柔软链条开始时静止的放在 Template

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More Sketches

Take a peek at some of the sketches created by our users, are you a sketchite?

sketch #3919 this is not my best but i did it because it looks very cool

anonymous

anonymous
sketch #3919 this is not my best but i did it because it looks very cool

sketch #1249

Laura Agapi Asnicar
sketch #1249

sketch #2751

Guillaume Ballieu
sketch #2751

sketch #3197 Dragon by Yuryi Zambrano

anonymous

anonymous
sketch #3197 Dragon by Yuryi Zambrano

sketch #4086 2lips

anonymous

anonymous
sketch #4086 2lips

sketch #690 barco

anonymous

anonymous
sketch #690 barco

sketch #2640 Marge by Mirnes Sinanovic

Mirnes Sinanovic
sketch #2640 Marge by Mirnes Sinanovic

sketch #2818 Hellboy by يآآسر محمد

يآآسر محمد
sketch #2818 Hellboy by يآآسر محمد

sketch #1449 donara

Donara Smbatyan
sketch #1449 donara

sketch #4310 robot

anonymous

anonymous
sketch #4310 robot

sketch #933 mts

anonymous

anonymous
sketch #933 mts

sketch #804

Laura Agapi Asnicar
sketch #804

sketch #5297 Journey by Dmitry Sidorenko

anonymous

anonymous
sketch #5297 Journey by Dmitry Sidorenko

sketch #3455 Enya by Georai Shahar

anonymous

anonymous
sketch #3455 Enya by Georai Shahar

sketch #3698

anonymous

anonymous
sketch #3698

sketch #961

anonymous

anonymous
sketch #961

sketch #5434

anonymous

anonymous
sketch #5434

sketch #3473 Finn by Luana Santos

anonymous

anonymous
sketch #3473 Finn by Luana Santos

sketch #3707 The Thinker

anonymous

anonymous
sketch #3707 The Thinker

sketch #119

Johnny B. Goode
sketch #119

sketch #4702

anonymous

anonymous
sketch #4702

sketch #817

Laura Agapi Asnicar
sketch #817

sketch #4546 Misaki Mei by Wanis Khelifa

anonymous

anonymous
sketch #4546 Misaki Mei by Wanis Khelifa

sketch #1700

Laura Agapi Asnicar
sketch #1700

sketch #1711

anonymous

anonymous
sketch #1711

sketch #5114 Doraemon by Carrieann Benthem

anonymous

anonymous
sketch #5114 Doraemon by Carrieann Benthem

sketch #5311

anonymous

anonymous
sketch #5311

sketch #2608 Beauty and the Beast by sketchmaster

sketchmaster
sketch #2608 Beauty and the Beast by sketchmaster

sketch #3749 Girl Ari Rainbow

anonymous

anonymous
sketch #3749 Girl Ari Rainbow

sketch #3012 Girl by Safa M. Esam Srk

anonymous

anonymous
sketch #3012 Girl by Safa M. Esam Srk

tomski如图所示ab为光�的水平面bc是倾角为α的足够长的光�斜面abbc间用一小段光�圆弧轨道相连一条长为l的均匀柔软链条开始时静止的放在 coloring

如图所示，点光源S正对圆孔，相距为a，透过圆孔的光在后面的大屏上得到一个圆�，若在孔上嵌上一个凸透镜，则光屏上立刻出现一个清晰的亮点，则该透镜 sketch template

如图所示一光源�出的光经平面镜反射后照射到凹透镜上光线ab与凹透镜的主光轴平行其中F为凹透镜的焦点O为光心。请画出其对应的入射光线及 sketch template

24．12分如图所示，绝缘光�轨道ABCD竖直放在与水平方�成θ＝45°的匀强电场中，其中BCD部分是半径为R的半圆环，轨道的水平部分与 sketch template

点光源、辐射强度和辐射亮度 sketch template

如图所示F为凸透镜的两个焦点A′B′为物体AB的像则物体AB在A．图中Ⅰ区域箭头水平�右B．图中Ⅱ区域箭头水平�右C．图中Ⅱ sketch template

一束白光斜射入三棱镜后会分解成七种色光如图所示图中画出了在三棱镜中七色光的大致传播路径最上方的是红光最下方的是紫光请您根据所学的光 sketch template

如图所示AB为倾角的光�斜面轨道通过一小段光�圆弧与光�水平轨道BC相连接质量为的小球乙静止在水平轨道上此时小球乙与斜面底端B的距离d sketch template

如图所示AB是倾角θ为45°的直轨道CD是半径R=04m圆弧轨道它们通过一段曲面BC平�相接整个轨道处于竖直平面内且处处光�．一个 sketch template

1画出图1中物体AB在平面镜里所成的像．2如图2所示AB是由点光源S�出的一个入射光线CD是由S�出的另一条入射光线的反射光线请 sketch template

如图所示为半径是r密度是ρ的某星球表面某处竖直平面内的一段轨道AB是倾角为θ的粗糙直轨道BCD是光�的圆弧轨道AB恰好在B点与圆弧相切 sketch template

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

如图所示AB是长为3cm的线段以AB的中点O为圆心12AB为半径画圆再以小于12AB长为半径在⊙O内画两个小圆如果CD⊥AB于O你 sketch template

22．如图所示AB是倾角为的粗糙直轨道BCD是光�的圆弧轨道AB恰好在B点与圆弧相切圆弧的半径为R．一个质量为m的物体从直轨道上的某处 sketch template

如图所示两平面镜垂直放置某光线PA以入射角α入射到镜面M上经平面镜M和N两次反射后反射光线BQ与PA平行．现将两平面镜以过O点且垂直于 sketch template

如图所示两平面镜PMPN相交夹角为90°一束光线AO斜射到MP上经两平面镜反射后与入射光线AO平行但方�相反作出光路图．题目和 sketch template

如图所示AB是⊙O直径OD过弦BC的中点F且交⊙O于点E若∠AEC=∠ODB．求证直线BD和⊙O相切．题目和参考答案——青夏教育 sketch template

如图所示AB为两个对称斜面斜面的倾角均为θ其上部都足够长下部分别与一个光�的圆弧面BEC的两端相切一个物体在离切点B的高度为H处以 sketch template

$如图所示AB是倾角为θ=53°的粗糙直轨道BCD是光�的圆弧轨道AB恰好在B点与圆弧相切圆弧的半径为R=$frac{25}{3}$m sketch template$

某同学用两个硬纸筒探究小孔成像如图所示 1请在图中作出蜡烛AB在屏上所成的像AB 2该同学�现蜡烛和小孔的位置固定后像离小 sketch template

如图所示ABC是水平面上同一直线上的三点其中AB=BC在A点正上方的O点以初速度v0水平抛出一小球刚好落在B点小球运动的轨迹与 sketch template

如下图所示三个小球从同一高处的O点分别以水平初速度v1v2v3抛出落在水平面上的位置分别是ABCO＇是O在水平面上的投影点且O sketch template

如图所示竖直圆筒内壁光�半径为R顶部有入口A在A的正下方h处有出口B。一质量为m的小球从入口A沿圆筒壁切线方�水平射入圆筒内要使小球 sketch template

如图所示AB为光�的水平轨道BC为光�的半径为R可以任意调节的竖直半圆轨道二者在同一竖直水平面内相切于B点一个质量为m的小球以初速度 sketch template

如图所示光�半圆环轨道处于竖直平面内半圆环与粗糙的水平地面相切于圆环的端点A一质量m=010 Kg的小�块以初速度v0=70 M sketch template

一轮复习：有关安培力的立体图转平面图 知乎 sketch template

百度教育 sketch template

1画出图1中物体AB在平面镜里所成的像．2如图2所示AB是由点光源S�出的一个入射光线CD是由S�出的另一条入射光线的反射光线请 sketch template

7．如图AB是⊙O的直径BC是⊙O的切线切点为点B点D是⊙O上的一点且AD∥OC求证AD·BC=OB·BD．——青夏教育精英家教�—— sketch template

如图所示AB为光�的水平面BC是倾角为α的足够长的光�斜面．ABBC间用一小段光�圆弧轨道相连．一条长为L的均匀柔软链条开始时静止的放在 sketch template

如图所示AB、CD为长直导线BC为圆心在O点的一段圆弧形导线其半径为 R 若通以电流I 求O点的磁感应强度。百度教育 sketch template

如图所示半径为R的光�圆弧轨道固定在竖直平面内轨道的一个端点B和圆心O的连线与水平方�间的夹角θ=30°另一端点C为圆弧轨道的最低点过 sketch template

如图所示水平轨道BC的左端与固定的光�竖直半圆轨道相切于C点右端与一倾角为30°的光�斜面轨道在B点平�连接即物体经过B点时速度的大小不 sketch template

如图，在以点O为圆心的两个同心圆中，大圆的弦AB交小圆于点C、D 已知AB=4，CD=2，圆心O到直线AB的距离为1，则大圆的半径为 ，小圆 sketch template

如图所示ab为竖直平面内的半圆环acb的水平直径c为环上最低点环半径为R．将一个小球从a点以初速度v0沿ab方�抛出设重力加速度为g sketch template

如图所示倾角为600的斜面底端和光�的水平面对接光�的水平面和光�的半圆形轨道对接轨道半径为R 一质量为2m的�块A恰好可静止在斜面上 sketch template

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