問題詳情
8.Three particles travel through a region of space where the magnetic field is out of the page, asshown in the figure. The electric charge of each of the three particles is, respectively,
(A) 1 is positive, 2 is neutral, and 3 is negative
(B) 1 is positive, 2 is negative, and 3 is neutral
(C) 1 is neutral, 2 is negative, and 3 is positive
(D) 1 is neutral, 2 is positive, and 3 is negative
(E) 1 is negative, 2 is neutral, and 3 is positive
參考答案
答案:E
難度:計算中-1
書單:沒有書單,新增