# A ball is dropped from the top of a tall building. It took 3.0 secs for the ball to hit the ground. The acceleration of gravity is g = 10 m/sec^2. The initial velocity was 0 m/sec. What was the ball's downward velocity?

##### 2 Answers

Feb 7, 2018

Velocity of ball when it hits the ground is

#### Explanation:

#v = u + at#

Use above equation of motion.

Feb 7, 2018

#### Explanation:

Use one of the kinematic equations:

Where

Here,

Input: