[{"data":1,"prerenderedAt":72},["ShallowReactive",2],{"q-fire-112-1-fire-science-031":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-031","fire-112-1-fire-science-031",112,1,31,"在長寬高為10×10×4 公尺的密閉空間中以高壓式二氧化碳作為滅火防護設備。若欲將空間中的氧氣濃度降至 15%以下以達到鈍化效果，至少應加入多少立方公尺的二氧化碳？",{"A":16,"B":17,"C":18,"D":19},"40","100","160","200","C",null,[],false,"",[26,31,34,38,42,46],{"webId":27,"stem":28,"number":29,"year":30,"session":12},"fire-106-1-fire-science-029","一般而言，區劃空間火災中引發閃燃時，樓地板最低輻射熱通量值約為何？",29,106,{"webId":32,"stem":33,"number":13,"year":30,"session":12},"fire-106-1-fire-science-031","建築物火災時要防止火勢由外牆的窗戶向上延燒，下列改善措施何者錯誤？",{"webId":35,"stem":36,"number":37,"year":30,"session":12},"fire-106-1-fire-science-028","有一平板絕緣層內面溫度為 270℃，外面以熱對流方式散失到 20℃的空氣中，平板厚度為 4 cm，熱傳導係數 K=1.2W\u002Fm℃，若要使平面外面的溫度不超過 70℃，試求其對流熱傳係數的極小值？",28,{"webId":39,"stem":40,"number":41,"year":30,"session":12},"fire-106-1-fire-science-032","火場能見度與煙霧消光係數有密切關係，若以煙霧的質量光學密度 Dm（m2\u002Fg）代表煙霧密度，假定在長 8m、寬 6m、高 3m 之實驗室燃燒 600g 之聚氯乙烯（PVC），其 Dm＝0.12 m2\u002Fg，試估算實驗室內發光避難指示燈之能見度為何？",32,{"webId":43,"stem":44,"number":45,"year":30,"session":12},"fire-106-1-fire-science-027","要使 1 kg 之乙炔完全燃燒，在標準狀態下，其所需之空氣容積為多少？",27,{"webId":47,"stem":48,"number":49,"year":30,"session":12},"fire-106-1-fire-science-033","設有一儲存倉庫使用混凝土及磚塊所築成，該倉庫長 10 m、寬 7 m、高 3.5 m。可燃物（以木材為主）總重 2100 kg，總表面積為 300 m2，倉庫內有一開口寬 1.8 m、高 2 m，試問火災持續時間最長為多少？",33,[51,55,59,63,67],{"webId":52,"year":53,"stem":54,"number":13},"fire-111-1-fire-science-031",111,"常見消防機關宣導，使用延長線勿將其綑綁，以免引發火災，究其原因為何？",{"webId":56,"year":57,"stem":58,"number":13},"fire-110-1-fire-science-031",110,"有關影響粉塵爆炸的因素，下列何者錯誤？",{"webId":60,"year":61,"stem":62,"number":13},"fire-109-1-fire-science-031",109,"建築物火災在閃燃發生後之全盛期火災的特性，不包括下列何者？",{"webId":64,"year":65,"stem":66,"number":13},"fire-108-1-fire-science-031",108,"假設建築物外部風速為 V 時，其迎風面的風壓為 P，當風速提高為 2V 時，建築物所受風壓變為：",{"webId":68,"year":69,"stem":70,"number":13},"fire-107-1-fire-science-031",107,"下列何者並非造成電氣火災的原因？",true,1785123161697]