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安全消防毎日一問(12.27)

2016-12-27View Original

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単一選択問題1、可燃物と結合して燃焼を引き起こし、助長する物質を( )という。A、助燃剤;B、可燃物;C、燃焼生成物;D、酸化物。2、電動機の電源から一相のヒューズまたは配線が切れると、( )が発生する。A、短絡 B、欠相運転 C、漏電 D、停電 正解:A B

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