Asked by jake
Short projectile motion question
a peron kicks a football from 39.6 meters from the goal posts. the kcik leaves the ground with a speed of 24.8m/s at an angle of 49.6 degrees. the goal post are 3.10 meters high
determine the amount by which the kick clears the goal posts
a peron kicks a football from 39.6 meters from the goal posts. the kcik leaves the ground with a speed of 24.8m/s at an angle of 49.6 degrees. the goal post are 3.10 meters high
determine the amount by which the kick clears the goal posts
Answers
Answered by
drwls
Calculate the height of the ball 39.6 meters from where it is kicked, and subtract 3.10 m from that.
These fomulas will come in handy:
The time it takes to reach the goal posts is
T = 39.6 meters/(Vo cos 49.6)
Football height at goal post =
(Vo sin 49.6* T) - (g/2) T^2
These fomulas will come in handy:
The time it takes to reach the goal posts is
T = 39.6 meters/(Vo cos 49.6)
Football height at goal post =
(Vo sin 49.6* T) - (g/2) T^2
Answered by
jake
would the formula for solving for time be
vyf-vyi/a
vyf-vyi/a