Suppose electrons enter a uniform electric field midway between two plates at an angle 0 to the horizontal, as shown in Fig. 16-70. The path

Suppose electrons enter a uniform electric field midway between two plates at an angle θ0 to the horizontal, as shown in Fig. 16-70. The path is symmetrical, so they leave at the same angle θ0 and just barely miss the top plate. What is θ0 Ignore fringing of the field.

Fig.16-70

-7.2 cm- 1.0 cm 0 E = 3,8 103 N/C ++ + + + + +