Question

35. An electron initially at rest falls a distance of
1.5 cm in a uniform electric field of magnitude
2 x 10^4 N/C. The time taken by the electron to
fall this distance is
a) 1.3 x 10^2
b) 2.1 x 10^-12 s
c) 1.6 x 10^-10 s
d) 2.9 x 10^-9s


plz give ans. with explanation plz its urgent​

Answer 1

Answer:

b is right answer...okkkkk