A charged particle of mass 1 kg and charge 2µc is thrown from a horizontal ground at an angle `theta = 45^o` with speed 20m/s. In space a horizontal electric field `E = 2 xx10^7 `V/m exist. The range on horizontal ground of the projectile thrown is ............... .
Options:
(a) 100 m
(b) 50 m
(c) 200 m
(d) 0 m