國中自然3下2-4
Quiz
•
Education
•
6th - 8th Grade
•
Practice Problem
•
Medium
李康乙 李康乙
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
歷史上有許多科學家都對電學以及磁學方面有相當大的貢獻,請問下列哪一位主要的成就並不是在電磁學領域?
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
法拉第發現原本沒有電流的封閉線圈會因為線圈內磁場變化而產生電流,此種現象稱為什麼?
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
世華現在有一個連接檢流計的螺旋形線圈和一個棒形磁鐵,請問他應該要怎麼做才可以使檢流計的指針發生偏轉?
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
發電機和馬達皆應用了電流和磁場兩者交互影響而達到運轉的目的,則關於發電機和馬達的敘述,下列何者正確?
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
發電機藉由外力轉動線圈之後在一磁場中產生感應電流,請問此電流會再經由何種裝置流出?
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
如雯以一定的速率使棒形磁鐵進出螺旋形線圈,發現檢流計的指針大約會偏轉30度,若是他想要讓指針偏轉角度增加為60度,則他可以考慮下列何種作法?
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
馬達和發電機都是應用電流和磁場的交互作用而達到工作目的的裝置,然而下列哪一項不是兩者內部皆需要使用的零件?
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