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GCSE科學/電氣多選練習題1
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摘自維基百科，面向開放世界的開放書籍
<
GCSE Science
一個水壺裝有一個13A熔斷器。下列哪條陳述是
正確的
?
熔斷器的主要目的是，如果火線接觸金屬外殼，保護人員
熔斷器將火線中的電流保持在13A
熔斷器是一種特殊的電阻。它透過抵抗任何額外電流，將電流保持在13A以下
如果電流超過13A，熔斷器會熔斷，從而斷開電路
類別
:
圖書：GCSE科學
華夏公益教科書
