
107_1G6040204
Authored by Black David
Physics
6th Grade
Used 2+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
通電的線圈會產生磁性,靠近指北針時,會影響指針的偏轉。
對
錯
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
當電磁鐵的磁力增加到某一種程度時,任何物品都可以被吸起來。
對
錯
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
要在一堆物品當中找出哪些是金屬製品,可以利用電磁鐵。
對
錯
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
將指北針靠近通電的電線,如果將電流改變方向,則指北針的偏轉方向也會改變。
對
錯
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
只有電磁鐵靠近指北針,才能使指北針的指針偏轉。
對
錯
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
以通電電磁鐵的一端靠近下列哪一種物品,物品會被電磁鐵吸引?
橡皮擦
吸管
鉛筆
迴紋針。
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
當電磁鐵通電之後,不可能產生下列哪一種情形?
使指北針的指針偏轉
將鋁棒彈開
吸引小鐵釘
排斥小磁鐵。
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