如何正確裝入鈕扣電池?
Basic Electronic Components

Quiz
•
Physics
•
5th Grade
•
Easy
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
正極朝上,裝入電池座。
負極朝上,裝入電池座。
隨意裝入,不需注意極性。
將電池放在外面,不需裝入。
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
麵包板上的5點有什麼功能?
它們可以用來連接不同的電路元件。
同一條線或零件,接在這5點上,功能都一樣。
它們用於提供電源給麵包板。
它們可以用來測量電壓和電流。
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
LED燈的長腳應接到哪一極?
負極
正極
接地
交流電
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
這是CR2032電池盒的正極還是負極?
正極
負極
中性
不確定
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
LED燈的短腳應接到哪一極?
正極
負極
中性極
接地極
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
滾珠開關接腳有無正負極之分?
有
無
不確定
只在特定情況下
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
滾珠開關是如何啟動的?
通過按壓
傾斜或震動
通過聲音
通過光線
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