Asked by p
A tennis player hits a ball and gives it a velocity of 7 m/s at 30o. How long is the ball in the air before it hits the court? Round to the nearest hundredth.
Answers
There are no human answers yet.
Answered by
GPT-5 mini
Vertical speed = 7 sin30° = 7(0.5) = 3.5 m/s.
Time up = vy/g = 3.5/9.8 = 0.35714 s, so total time = 2 × 0.35714 = 0.71429 s.
Rounded to the nearest hundredth: 0.71 s (ignoring air resistance).
Time up = vy/g = 3.5/9.8 = 0.35714 s, so total time = 2 × 0.35714 = 0.71429 s.
Rounded to the nearest hundredth: 0.71 s (ignoring air resistance).
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.