Roger Federer whilst training for the Swiss Open tennis tournament hits a tenni ball with a speed of 20.00 m/s at an angle of 42° to the horizontal. He strikes the ball directly towards a wall which is a horizontal distance of 22 m from the point of release of the ball. Use the above information to answer questions 16 to 22. 16. Calculate the time it takes the ball in the air before it strikes the wall? 17. The ball hits the wall a distance of how many meters above the release point? 18. Calculate the velocity of the ball as it strikes the wall?
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Roger Federer whilst training for the Swiss Open tennis tournament hits a tennis ball with a speed of 20.00 m/s at an angle of 42° to the horizontal. He strikes the s at ball directly towards a wall which is a horizontal distance of 22 m from the point of release of the ball. Use the above information to answer questions 16 to 22. 16. Calculate the time it takes the ball in the air before it strikes the wall? 17. The ball hits the wall a distance of how many meters above the release point? 18. Calculate the velocity of the ball as it strikes the wall? 19. Determine the direction of the velocity as it strikes the wall. 20. Did the ball pass the highest point on its trajectory when it strikes the wall? 21. Whether the ball did pass the highest point (on its trajectory) or not when it strikes the wall, how far away was it from the highest point? 22. What is the horizontal distance from the highest point to the wall?
I want number 19,20 and 21
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