黑龙江哈尔滨市第九中学校2026-2027学年高二上学期11月期中物理试题

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哈尔滨市第九中学2026—2027学年度

高二上学期期中考试物理试题

(检测时间:90分钟  满分:100分  共4页)

第Ⅰ卷(共46分)

一、选择题(本题共14小题,共46分。其中1~10题只有一个选项符合要求,每题3分;11~14题有多项符合要求,每题4分,全选对得4分,选不全得2分,有错选或不答的得0分。)

1.下列关于科学家对电磁学的发展所做出的贡献中,说法正确的是(     )

A.奥斯特通过油滴实验发现了点电荷的相互作用规律并测定了元电荷的数值

B.密立根发现了电流的磁效应并总结出安培定则

C.洛伦兹认为安培力是运动电荷所受磁场力的宏观表现,提出了著名的洛伦兹力公式

D.韦伯提出了分子电流的假说,发现了磁场对运动电荷的作用规律

2.以下所给的表达式不属于比值定义式的是(     )

A. B.eqWmf183GmgAAAAAAAGAE4AMBCQAAAACQWQEACQAAA/sBAAAEAKAAAAAAAAUAAAACAQEAAAAFAAAAAQL///8ABQAAAC4BGQAAAAUAAAALAgAAAAAFAAAADALgA2AECwAAACYGDwAMAE1hdGhUeXBlAADAABIAAAAmBg8AGgD/////AAAQAAAAwP///7j///8gBAAAmAMAAAgAAAD6AgAAEAAAAAAAAAIEAAAALQEAAAUAAAAUAgACwgIFAAAAEwIAAgoEBQAAAAkCAAAAAgUAAAAUAowD3AIcAAAA+wKA/gAAAAAAAJABAAAAoQACABBUaW1lcyBOZXcgUm9tYW4AyM8PA2FsHXZAQCN2AAAAAAQAAAAtAQEACQAAADIKAAAAAAEAAADQAAADBQAAABQCbgHoAhwAAAD7AoD+AAAAAAAAkAEBAAAAAAIAEFRpbWVzIE5ldyBSb21hbgDIzw8DYWwddkBAI3YAAAAABAAAAC0BAgAEAAAA8AEBAAkAAAAyCgAAAAABAAAARgAAAwUAAAAUAmACRgAcAAAA+wKA/gAAAAAAAJABAQAAAAACABBUaW1lcyBOZXcgUm9tYW4AyM8PA2FsHXZAQCN2AAAAAAQAAAAtAQEABAAAAPABAgAJAAAAMgoAAAAAAQAAAEIAAAMFAAAAFAJgApABHAAAAPsCgP4AAAAAAACQAQAAAAEAAgAQU3ltYm9sAHZToR92QAAAAMjPDwNhbB12QEAjdgAAAAAEAAAALQECAAQAAADwAQEACQAAADIKAAAAAAEAAAA9AAADoAAAACYGDwA2AUFwcHNNRkNDAQAPAQAADwEAAERlc2lnbiBTY2llbmNlLCBJbmMuAAUBAAcIRFNNVDcAARNXaW5BbGxCYXNpY0NvZGVQYWdlcwARBVRpbWVzIE5ldyBSb21hbgARA1N5bWJvbAARBUNvdXJpZXIgTmV3ABEETVQgRXh0cmEAE1dpbkFsbENvZGVQYWdlcwARBsvOzOUAEgAIIS8n8l8hjyEvR19BUPIfHkFQ9BUPQQD0RfQl9I9CX0EA9BAPQ19BAPIfIKXyCiX0jyH0EA9BAPQPSPQX9I9BAPIaX0RfRfRfRfRfQQ8MAQABAAECAgICAAIAAQEBAAMAAQAEAAUACgEAEAAAAAAAAAAPAQIAg0IAAgSGPQA9AwALAAAPAAEADwECAINGAAAPAAEADwECAIGgAwAAAAAKAAAAJgYPAAoA/////wEAAAAAAAgAAAD6AgAAAAAAAAAAAAAEAAAALQEBABwAAAD7AhAABwAAAAAAvAIAAACGAQICIlN5c3RlbQAAswCKBQAACgAGAAAAswCKBf/////A2Q8DBAAAAC0BAwAEAAAA8AECAAMAAAAAAA== C. D.

3.如图所示,半圆形导线通以恒定电流,放置在匀强磁场中,已知磁感应强度大小为,导线长为,直径与磁场方向夹角为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,该导线受到的安培力大小为(     )

A. B. C.BIL D.

4.沈括在《梦溪笔谈》中最早记载了地磁偏角:“以磁石磨针锋,则能指南,然常微偏东,不全南也。”进一步研究表明,地球周围地磁场的磁感线分布如图所示,下列说法正确的是(     )page number 0

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A.地磁场的磁感线可以相交

B.在地球的外部磁感线由地磁的极指向地磁的极

C.若地磁场是由于地球带电随地球自转产生的,则地球表面带负电

D.若一束电子流从赤道正上方竖直射向地球,在地磁场的作用下该束射线会朝北偏移

5.如图所示为三根平行直导线的截面图,若它们的电流大小都相同,方向均垂直纸面向里,且,导线在处产生的磁感应强度大小为,下列说法正确的是(     )

A.点的磁感应强度大小为

B.点的磁感应强度方向从指向

C.导线受到的安培力为零

D.导线受到的安培力方向竖直向上

6.如图所示电路中,电源电动势为,电源内阻为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,电动机的内阻为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。闭合开关后,电动机转动,电流表示数为,忽略电流表内阻,则此时(     )

page number 1

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A.电动机两端电压为

B.电动机输入功率为

C.电动机发热功率为

D.电动机输出功率为

7.如图所示为某静电场中轴上各点电势分布图,一个带电粒子在坐标原点由静止释放,仅在电场力作用下沿轴正向运动,则(     )

A.粒子一定带负电

B.粒子运动到坐标轴上处动能最小

C.粒子从坐标轴上处运动到处,电势能一直增大

D.粒子从坐标轴上处运动到处,加速度一直增大

8.在水平光滑桌面上平放一根条形磁铁,在极(右端)的上方有一根垂直于纸面放置的长直导线,如图所示。当导线中通有垂直纸面向外的电流时,条形磁铁(     )

A.对桌面的压力减小,同时向左加速运动

B.对桌面的压力增大,同时向左加速运动

C.对桌面的压力减小,同时向右加速运动page number 2

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