問題詳情
一、自由空間中有一個點電荷 q0 位在座標系統的原點,且在其周遭建立了靜電場,有另外一個點電荷 qt位在點 P1 處(在 z 軸上),當 qt從點 P1移動到點 P2(在 y 軸上),請考慮沿著下列的不同路徑,分別計算電荷 q0的電力對 qt所作的功
,其中庫倫力
,而圖中的內圈半徑為 r1,外圈半徑為 r2:
⑴沿著路徑 C1(P1到 P2的實線)。(6 分)



⑴沿著路徑 C1(P1到 P2的實線)。(6 分)
參考答案
答案:B
難度:適中0.567164
統計:A(3),B(38),C(10),D(12),E(0)
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