[{"data":1,"prerenderedAt":61},["ShallowReactive",2],{"q-114180-arch_environment-17":3},{"question":4,"neighbors":26,"sameNumber":45,"prev":34,"next":37},{"id":5,"classKey":6,"session":7,"year":8,"subject":9,"number":10,"groupStem":11,"ownStem":12,"stem":12,"options":13,"answer":18,"answerKind":20,"answerS":11,"answerNote":11,"images":21,"explanation":22,"withheld":11,"deepChars":23,"freq":24,"indexable":25},"arch-114180-801-0104-017","architect","114180",114,"建築環境控制",17,null,"某大學 500 席演講廳之語音清晰度規劃，室容積為 7000 m3，室內裝修吸音材與座椅吸音，在 500 Hz 頻段中，總吸音力為 1127 m2，請以沙賓（Sabine）公式計算出預期之 500 Hz 餘響時間最接近多少秒？",{"A":14,"B":15,"C":16,"D":17},"1.0","1.5","1.8","2.0",[19],"A","single",[],"本題考點：沙賓（Sabine）餘響公式 T = 0.161 V \u002F A，由室容積與總吸音力估算特定頻段的餘響時間。\n【正解理由】沙賓公式中，餘響時間與室容積成正比、與總吸音力成反比，0.161 為以公制（m³、m²）表示時的常數。代入 V = 7000 m³、A = 1127 m²：T = 0.161 × 7000 \u002F 1127 = 1127 \u002F 1127 = 1.0 秒，與 (A) 相符。故選 A。\n【逐項排除】\n(A) 符合。依沙賓公式算得 500 Hz 餘響時間為 1.0 秒，恰為題目所求。\n(B) 不符合。1.5 秒明顯長於計算值，要得到這個餘響時間，在相同室容積下總吸音力必須明顯小於題目所給的 1127 m²，與題目條件不合。\n(C) 不符合。1.8 秒遠長於計算值；題目所給的吸音力已足以把餘響時間壓到 1.0 秒，不會落在 1.8 秒。\n(D) 不符合。2.0 秒遠長於計算值，需要比題目所給少得多的吸音力才會出現，與題目條件不合。\n【演算步驟】① 公式：沙賓公式 T = 0.161 × V \u002F A（T：秒，V：m³，A：m²）。② 代入：T = 0.161 × 7000 m³ \u002F 1127 m²。③ 分子：0.161 × 7000 = 1127。④ 結果：T = 1127 \u002F 1127 = 1.0 秒。\n【記憶點】沙賓公式「容積越大越響、吸音越多越短」：T = 0.161 V \u002F A。",516,1,true,[27,30,33,36,39,42],{"number":28,"session":7,"stem":29},14,"下列何者非影響照明率（coefficient of utilization）的主要因…",{"number":31,"session":7,"stem":32},15,"有關建築牆構造之隔音性能，下列敘述何者錯誤？",{"number":34,"session":7,"stem":35},16,"有關音樂廳室內音質之設計目標，下列何者錯誤？",{"number":37,"session":7,"stem":38},18,"相較於中高頻率隔音性能，下列何種構造組合，低頻的隔音性能較佳？",{"number":40,"session":7,"stem":41},19,"近年來「熱泵熱水器」逐漸應用於飯店、醫院甚至是住宅中，下列那一種不是熱泵熱水器主要產…",{"number":43,"session":7,"stem":44},20,"根據建築物給水排水設備設計技術規範，有關通氣系統之敘述，下列何者錯誤？",[46,49,52,55,58],{"number":10,"session":47,"stem":48},"113190","影響自然採光的因素，下列敘述何者錯誤？",{"number":10,"session":50,"stem":51},"112190","關於 Predicted Mean Vote（PMV）的敘述，何者錯誤？",{"number":10,"session":53,"stem":54},"111180","有關建築音響之物理單位，下列何者錯誤？",{"number":10,"session":56,"stem":57},"110180","依據我國室內空氣品質管理法，下列室內空氣品質指標及標準值何者錯誤？",{"number":10,"session":59,"stem":60},"109180","有關建築構造之隔音，下列敘述何者錯誤？",1791863196766]