To solve for the velocity (v) and time (t), we can use the kinematic equation for free fall motion:
h = (1/2)gt^2
Since h = 20m and g = 9.8m/s^2, we can plug in the values and solve for t:
20 = (1/2)(9.8)(t^240 = 9.8t^t^2 = 40 / 9.t ≈ √4.08
t ≈ 2.02 seconds
Now that we have calculated the time, we can find the velocity using the equation:
v = gt
v = 9.8 * 2.0v ≈ 19.8 m/s
Therefore, the velocity (v) is approximately 19.8 m/s and the time (t) is approximately 2.02 seconds.
To solve for the velocity (v) and time (t), we can use the kinematic equation for free fall motion:
h = (1/2)gt^2
Since h = 20m and g = 9.8m/s^2, we can plug in the values and solve for t:
20 = (1/2)(9.8)(t^2
40 = 9.8t^
t^2 = 40 / 9.
t ≈ √4.08
t ≈ 2.02 seconds
Now that we have calculated the time, we can find the velocity using the equation:
v = gt
v = 9.8 * 2.0
v ≈ 19.8 m/s
Therefore, the velocity (v) is approximately 19.8 m/s and the time (t) is approximately 2.02 seconds.