
4-1-3電流與磁場的交互作用與右手開掌定則
Interactive Video
•
Physics
•
10th Grade
•
Practice Problem
•
Medium
盈蓁 李
Used 2+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
當通電的短銅線置於磁場中時,其移動的原因為何?
電場作用
磁場作用
重力作用
電流與磁場的交互作用
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
根據右手開掌定則,大拇指所指的方向代表什麼?
磁場方向
電流方向
受力方向
導線長度
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
根據右手開掌定則,掌心推出的方向代表什麼?
磁場方向
電流方向
受力方向
導線長度
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
若導線中的電流方向為向上,磁場方向為向右,則導線所受磁力的方向為何?
向頁面內
向頁面外
向上
向下
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
若導線中的電流方向為向頁面內,磁場方向為向上,則導線所受磁力的方向為何?
向左
向右
向上
向下
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
觀察右圖,當開關按下後,上方的銅棒會往哪個方向移動?
受力向右
受力向左
不受力而靜止不動
受力向上
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
若導線中的電流方向與磁場方向平行,則導線會受到磁力作用嗎?
會,且方向與電流方向相同
會,且方向與磁場方向相反
不會,保持靜止
不一定,視電流大小而定
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在右手開掌定則中,電流、磁場與導線受力方向三者之間的關係為何?
三者互相平行
電流與磁場平行,受力方向垂直
三者兩兩相互垂直
磁場與受力方向平行,電流方向垂直
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