【題組】(b) (5%) find out its (effective) conductivity at this frequency, and

問題詳情

【題組】(b) (5%) find out its (effective) conductivity at this frequency, and

參考答案

上一篇 : 10 若 10 盞 100 W 的燈連續使用 10 個小時所需付的電費為 22 元，則平均每度電的電費是多少元？(A) 0.11 (B) 1.1 (C) 2.2 (D) 22
下一篇 : 【題組】(c) (5%) obtain the loss tangent of this material. What's the physical meaning of the loss