... l: A Q1 = 3 .10 -3 (C) v Q2 = 3 .10 -3 (C) B Q1 = 1, 2 .10 -3 (C) v Q2 = 1, 8 .10 -3 (C) C Q1 = 1, 8 .10 -3 (C) v Q2 = 1, 2 .10 -3 (C) D Q1 = 7,2 .10 -4 (C) v Q2 = 7,2 .10 -4 (C) 1. 76 B t in gm hai t in: C1 = 20 ... in trng l 10 0 V/m Tớnh tc ca e nú chuyn ng c 10 -7 s in trng in tớch ca e l 1, 6 10 -19 C, lng ca e l 9 ,1 10- 31 kg s: F = 1, 6 10 -17 N a = 1, 76 10 13 m/s2 vy = 1, 76 10 6 m/s, v = 2,66 10 6 m/s Mt ... t in l: A Q1 = 3 .10 -3 (C) v Q2 = 3 .10 -3 (C) (C) C Q1 = 1, 8 .10 -3 (C) v Q2 = 1, 2 .10 -3 (C) (C) B Q1 = 1, 2 .10 -3 (C) v Q2 = 1, 8 .10 -3 D Q1 = 7,2 .10 -4 (C) v Q2 = 7,2 .10 -4 Nng lng in trng 1. 79 Phỏt biu...