第10章 电生磁

Quiz
•
Science
•
7th Grade
•
Medium
W.Y. Tan
Used 13+ times
FREE Resource
9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
请确认磁场的方向。
顺时钟
逆时钟
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
请确认N极的方向。
A
B
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
请选出正确的电源连接法。
A
B
C
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
请确认N极的正确位置。
A
B
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
请确认N极的位置。
A
B
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
请选出正确的电源连接法。
A
B
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
请确认N极的位置。
A
B
8.
MULTIPLE SELECT QUESTION
1 min • 1 pt
下列哪一项是增强电磁铁的方法(复选)
增加电圈匝数
减少电圈匝数
增强电流
减弱电流
9.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列哪一位是和磁生铁有关的科学家?
法拉第
奥斯特
拉瓦锡
门捷列夫
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