The situation is as shown in the figure. Here, v=107m∕s, B=2×10−4Wb∕m2 The magnitude of the force experienced by the electron is F=evB‌sin‌θ (∵
→
v
and
→
B
are perpendicular to each other ) =evB‌sin‌90°=1.6×10−19×107×2×10−4×1 =3.2×10−16N