問題詳情
2.假設距離發射體 1 公尺處的輻射熱通量為 Q，則 5 公尺處的輻射熱通量為何？
(A) 0.8 Q
(B) 0.4 Q
(C) 0.25 Q
(D) 0.04 Q
(A) 0.8 Q
(B) 0.4 Q
(C) 0.25 Q
(D) 0.04 Q
參考答案
答案：D
難度：適中0.53913
統計：A(2),B(5),C(38),D(62),E(0)
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