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一半圆形载流线圈,通有电流 I ,半径为R,放在匀强磁场中。磁感应强度方向与线圈平面平行。现在把线圈绕y轴转动90度,则磁场力对线圈作功的大小为【图片】
A.
0
B.
.
C.
D.
.
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皮皮学刷刷变学霸
举一反三
【单选题】有关急性髓细胞白血病微分化形,以下说法错误的是
A.
细胞形态学不能分型
B.
常规细胞化学染色阴性
C.
超微结构检查白血病细胞MPO阴性
D.
多见于老人斑
E.
肝、脾、淋巴结大不明显
查看完整题目与答案
【单选题】Rumor spread______the president of the company was involved in the crime.
A.
how
B.
that
C.
what
D.
which
查看完整题目与答案
【简答题】The rumor was him. (追踪;追溯)
查看完整题目与答案
【简答题】One Monday morning, the class were excited about the rumor(流言)that the science room was on fire over the weekend.Mr. Johnson, my fifth grade teacher 36 it and explained that science class would be can...
查看完整题目与答案
【单选题】His heroic public image was seriously ______ by the rumor.
A.
detracted
B.
distracted
C.
retracted
D.
subtracted
查看完整题目与答案
【单选题】The rumor was of the _____variety,spreading slowly and almost imperceptibly until, finally,everyone seemed to have heard the story.
A.
assiduous
B.
insidious
C.
dissident
D.
subside(d)
E.
supersede(d)
查看完整题目与答案
【单选题】The rumor was ________ back to a journalist.
A.
chased
B.
pursued
C.
traced
D.
followed
查看完整题目与答案
【单选题】编码器的输入量是()
A.
二进制
B.
八进制
C.
十进制
D.
十六进制
查看完整题目与答案
【单选题】有关急性髓细胞白血病微分化型,以下说法错误的是
A.
细胞形态学不能分型
B.
常规细胞化学染色阴性
C.
超微结构检查白血病细胞MPO阴性
D.
多见于老年人
E.
肝脾淋巴结肿大不明显
查看完整题目与答案
【单选题】以伊斯兰教文化为主流文化的国家分别是:
A.
缅甸、马来西亚、文莱
B.
印尼、马来西亚、文莱
查看完整题目与答案
相关题目:
【单选题】有关急性髓细胞白血病微分化形,以下说法错误的是
A.
细胞形态学不能分型
B.
常规细胞化学染色阴性
C.
超微结构检查白血病细胞MPO阴性
D.
多见于老人斑
E.
肝、脾、淋巴结大不明显
查看完整题目与答案
【单选题】Rumor spread______the president of the company was involved in the crime.
A.
how
B.
that
C.
what
D.
which
查看完整题目与答案
【简答题】The rumor was him. (追踪;追溯)
查看完整题目与答案
【简答题】One Monday morning, the class were excited about the rumor(流言)that the science room was on fire over the weekend.Mr. Johnson, my fifth grade teacher 36 it and explained that science class would be can...
查看完整题目与答案
【单选题】His heroic public image was seriously ______ by the rumor.
A.
detracted
B.
distracted
C.
retracted
D.
subtracted
查看完整题目与答案
【单选题】The rumor was of the _____variety,spreading slowly and almost imperceptibly until, finally,everyone seemed to have heard the story.
A.
assiduous
B.
insidious
C.
dissident
D.
subside(d)
E.
supersede(d)
查看完整题目与答案
【单选题】The rumor was ________ back to a journalist.
A.
chased
B.
pursued
C.
traced
D.
followed
查看完整题目与答案
【单选题】编码器的输入量是()
A.
二进制
B.
八进制
C.
十进制
D.
十六进制
查看完整题目与答案
【单选题】有关急性髓细胞白血病微分化型,以下说法错误的是
A.
细胞形态学不能分型
B.
常规细胞化学染色阴性
C.
超微结构检查白血病细胞MPO阴性
D.
多见于老年人
E.
肝脾淋巴结肿大不明显
查看完整题目与答案
【单选题】以伊斯兰教文化为主流文化的国家分别是:
A.
缅甸、马来西亚、文莱
B.
印尼、马来西亚、文莱
查看完整题目与答案