Bhautik Study.

Question. A ball is thrown vertically downward with a velocity of 20 m/s from the top of a tower. It hits the ground after some time with a velocity of 80 m/s. The height of the tower is :

(1) 360 m

(2) 340 m

(3) 320 m

(4) 300 m                                                                                                                                                                                                                                                   (NEET-2020)