军考类招生-士兵高中-综合-二、物理章节题库-第7章电场
[不定项选择题]1.如图所示,a、b、c、d是匀强电场中的四个点,它们正好是一个矩形的四个顶点.电场线与矩形所在的平面平行.己知a点的电势是16V,b点的电势是20V,d点的电势是5V.由此可知,c点的电势为(). A.16V B.9V C...
[不定项选择题]1.如图所示,a、b、c、d是匀强电场中的四个点,它们正好是一个矩形的四个顶点.电场线与矩形所在的平面平行.己知a点的电势是16V,b点的电势是20V,d点的电势是5V.由此可知,c点的电势为(). A.16V B.9V C...
[单选题]1.下列关于运动和力的说法中,正确的是(). A.物体受恒定的合外力作用时,它一定做匀加速直线运动 B.物体受变化的合外力作用时,它的速度大小一定变化 C.当物体所受合外力的方向与其速度方向不在同一直线上时,物体一定做曲线运动 D...
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[单选题]1.物体从静止开始做匀加速直线运动,测得它从4 s末到5 s末的位移为18 m,则物体的加速度的大小为(). A.1 m/s2 B.2 m/s2 C.3 m/s2 D.4 m/s2 [单选题]2.如图所示,用轻绳OA、OB将质量为...
[单选题]1.All these dishes taste _____.Don’t you think so? A.good B.well C.fine D.pleased [单选题]2.Boris has brains.In fact, ...
[单选题]1.He gained his _____ by printing _____ of famous writers. A.wealth; work B.wealths; works C.wealths; work D.wealth...
[单选题]1.Man _____ live _____ air and water. A.does; with B.can; with C.can’t; with D.can’t; without [单选题]2.It was during ...
[单选题]1.It seems difficult to _____ “hurt” from “injure” in meaning. A.judge B.tell C.divide D.separate [单选题]2.—Why haven...
[单选题]1.All the books, _____ had some pictures in them, were sent to the little girl. A.which B.that C.who D.whose [单选题]2...
(11) _____ scholars still debate the nature of white women’s standing during the colonial period, many of them admit tha...
I personally find that exploring a virtue over a two-week period provides a simple and effective program that allows for...