問題詳情

30. The diagram shown the electric field lines in a region of space containing two small chargedspheres (Y and Z). Then: 
(A) Y is negative and Z is positive
(B) the magnitude of E is the same everywhere
(C) the field is strongest midway between X and Y
(D) a small negatively charged body placed at X would be pushed to the right

參考答案

答案:D
難度:簡單0.857143
統計:A(1),B(0),C(0),D(6),E(0)

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