[{"data":1,"prerenderedAt":72},["ShallowReactive",2],{"q-fire-112-1-fire-science-022":3},{"subject":4,"subjectSlug":5,"subjectKicker":6,"subjectShort":7,"question":8,"related":25,"sameNumber":50,"hasEssay":71},"火災學概要","fire-science","火災學 · Fire Science","火災學",{"id":9,"webId":10,"year":11,"session":12,"subject":4,"number":13,"stem":14,"options":15,"answer":20,"answerNote":21,"images":22,"imagesPending":23,"lawTimestamp":11,"explanation":24,"explanationDeep":24,"freq":12,"indexable":23},"fire-112-1-火災學概要-022","fire-112-1-fire-science-022",112,1,22,"兩種可燃性氣體以等比例混合，其燃燒下限分別為 1.5%、4.5%，則該混合氣體的燃燒下限約為多少%？",{"A":16,"B":17,"C":18,"D":19},"2.25","3.00","3.55","1.5","A",null,[],false,"",[26,31,34,38,42,46],{"webId":27,"stem":28,"number":29,"year":30,"session":12},"fire-106-1-fire-science-020","某一混凝土結構之居室，長 20 公尺、寬 10 公尺、高 4 公尺。居室內之可燃物（以木材為主）總重 2000 公斤、總表面積 500 平方公尺，倉庫僅有一開口，寬 5 公尺、高 2 公尺，已知空氣密度為 1.2 kg\u002Fm3 時，下列敘述何者錯誤？（已知√9.8 = 3.13）",20,106,{"webId":32,"stem":33,"number":13,"year":30,"session":12},"fire-106-1-fire-science-022","水的滅火效果，下列何者正確？",{"webId":35,"stem":36,"number":37,"year":30,"session":12},"fire-106-1-fire-science-019","研究火災特性時，所謂的「火載量」（Fire Load）是指：",19,{"webId":39,"stem":40,"number":41,"year":30,"session":12},"fire-106-1-fire-science-023","燃燒範圍是研判物質物性之重要因素，今有某液化石油氣，其成分為丙烷（C3H8 ）40%燃燒範圍為 2.4%~9.5%、丁烷（C4H10）60%燃燒範圍為 1.8%~8.4%，試求該液化石油氣之燃燒下限為何？",23,{"webId":43,"stem":44,"number":45,"year":30,"session":12},"fire-106-1-fire-science-018","有關煙囪效應之敘述，下列何者錯誤？",18,{"webId":47,"stem":48,"number":49,"year":30,"session":12},"fire-106-1-fire-science-024","假設正向煙囪效應在中性帶以上 8 m 處的壓差為 10 Pa，若建築物內、外的溫差不變，中性帶以上 20 m 處的壓差為多少？",24,[51,55,59,63,67],{"webId":52,"year":53,"stem":54,"number":13},"fire-111-1-fire-science-022",111,"連棟式木造建築物引發火災，消防隊射水同時拆除未受火勢波及的房屋，請問其採取的滅火方法係下列何者？",{"webId":56,"year":57,"stem":58,"number":13},"fire-110-1-fire-science-022",110,"火災中所產生的輻射熱量與下列何者成正比？",{"webId":60,"year":61,"stem":62,"number":13},"fire-109-1-fire-science-022",109,"預防過氧化丁酮之火災爆炸時，下列何種原則正確？",{"webId":64,"year":65,"stem":66,"number":13},"fire-108-1-fire-science-022",108,"物體在 327℃時的輻射強度為 E，則當溫度升高到 927℃時的輻射強度為何？",{"webId":68,"year":69,"stem":70,"number":13},"fire-107-1-fire-science-022",107,"燃燒塔每分鐘需消耗 5.8 kg 之丁烷（C4H10），請估算在 NTP（25℃，1 大氣壓）之條件下，此燃燒塔每小時所需之燃燒理論空氣體積（LV）約為下列何者？",true,1785123161616]