A bomb is dropped from an aeroplane flying horizontally with a velocity 469 ms−1 at an altitude of 980 m. The bomb will hit the ground after a time

Question : A bomb is dropped from an aeroplane flying horizontally with a velocity 469 ms−1 at an altitude of 980 m. The bomb will hit the ground after a time

(A) 2 s

(B) $\sqrt{2}s$

(C) $5\sqrt{2}s$

(D) $10\sqrt{2}s$