問題詳情

1.A straight-line segment of length L, carries a uniform line charge density λ .
(a)Find the electric field a distance z above one end of the line as shown is Fig. 1. (10%)

參考答案

答案:D
難度:適中0.603261
統計:A(48),B(37),C(26),D(222),E(0)

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