Time left 0:39:15 A uniform electric field of magnitude 9 x 10 N/C pointing upward is created between two parallel horizontal plates separated by 9.6 x 10 2 m. An electron at equal distance from the plates and starts with an initial speed of 4 x 10' m/s in the horizontal direction. When it hits the lower plate, how many meters has it travelled in the horizontal direction? (Take electron mass as m 9 x 10 " kg and charge as q- 1.6 x 10 "C. Neglect gravity.) O 0.46 O 0.31 O0.077 O 0.15 O 0.015
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