If your extension power cord at home is short-circuited, which device will most likely respond for safety?
AVoltage panel
BProtection gauge
CCircuit breaker正確答案
DElectrical insulation
答案與詳解
為什麼答案是 C
Circuit breaker（斷路器，臺灣俗稱無熔絲開關）在電路發生短路或過載時，會自動跳脫切斷電流，是正確的保護裝置。
載入中…
