Question #af942
1 Answer
Mar 13, 2017
Explanation:
Using FPS system of units.
The kinematic expression is
Inserting given values and noting that acceleration due to gravity
Which is the given equation.
-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.
We can start solution from here.
When the ball reaches ground
Inserting in the given height equation we get
Solving the quadratic with the inbuilt graphic tool we get two roots as below. Ignoring the