Answer:
B. 68.6m
Explanation:
Free Fall Motion
When a body is left to move in the air with no friction, the motion is ruled only by the force of gravity. The vertical distance a body travels in the air after a time t is
.
[tex]\displaystyle y=\frac{gt^2}{2}[/tex]
We know the egg takes 3.74 seconds to reach the ground. The height it was launched from is
[tex]\displaystyle y=\frac{(9.8)(3.474)^2}{2}[/tex]
[tex]\displaystyle y=68.54\ m[/tex]
The closest correct option is
B. 68.6m
