2. A soccer player kicks a ball at a speed of 45.5 miles per hour at an angle of 39.5° up from horizontal. The ball lands at the same height from which it started. a. How long is the ball in the air? b. How far does it travel horizontally before it lands? c. How long does it take for the ball to reach the top of its path? d. What is its speed at the top of its path?

2. A soccer player kicks a ball at a speed of 45.5 miles per hour at an angle of 39.5° up from horizontal. The ball lands at the same height from which it started. a. How long is the ball in the air? b. How far does it travel horizontally before it lands? c. How long does it take for the ball to reach the top of its path? d. What is its speed at the top of its path?

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Similar questions

85. A plane travels N30°W at 450 mph and encounters a wind blowing due west at 30 mph. (See Example 9) a. Express the velocity of the plane v, relative to the air in terms of i and j. b. Express the velocity of the wind vw in terms of i and j. c. Express the true velocity of the plane v, in terms of i and j and find the true speed of the plane.
20. A ball is thrown into the air and follows an parabolic trajectory. Point A is the highest point in the trajectory and point B is a point as the ball as falling back to the ground. Choose the correct relationship between the speeds and the magnitude of the acceleration at the 2 points? Select one: a. VA >VB and aA = aB b. VA=VB and aA≠aB c. VA<VB and aA > aB d. VA<VB and aA =aB
On planet #3, you fire a projectile horizontally from the edge of a vertical cliff 69.9 m above the ground, with an initial speed of 59.8 m/s. The projectile lands 67.2 m away from the base of the cliff. What is the value of g for planet #3? a. 183.63 m/s^2 b. 110.71 m/s^2 c. 55.35 m/s^2 d. 49.18 m/s^2 2. On planet #4, you fire a projectile from the ground at an initial speed of 20.0 m/s at an angle of 43.1 degrees above the horizontal. The projectile lands 78.7 m away from the launch point. What is the value of g for planet #4? a. 3.5 m/s^2 b. 309.0 m/s^2 c. 211.6 m/s^2 d. 5.1 m/s^2
E14. A ball rolls off a table with a horizontal velocity of 5 m/s. If it takes 0.6 seconds for it to reach the floor, a. What is the vertical component of the ball’s velocity just before it hits the floor? (Use g = 10 m/s^2 .)b. What is the horizontal component of the ball’s velocity just before it hits the floor?
A javelin thrower standing at rest holds the center of the javelin behind her head, then accelerates it through a distance of 70cm as she throws. She releases the javelin 2.0m above the ground traveling at an angle of 30° above the horizontal. In this throw, the javelin hits the ground 62m away. a. What was the acceleration of the javelin during the throw? Assume that it has a constant acceleration. b. What is the speed of the javelin as it leaves the hand of the thrower? c. What is the maximum height reached by the javelin? O 10.5m 9.8m O 8.5m O 7.0m
1. A ball is thrown up onto a roof, landing 4.00 s later at a height h = 20.0 m above the release level. The ball's path just before landing is angled at 0 = 60.0° with the roof. a. Find the horizontal distance d it travels. b. What are the magnitude and angle (relative to the horizontal) of the ball's initial velocity? d
7. At t = 0, a particle leaves the origin with avelocity of u 9.0m/s j the xy plane with an acceleration of a 2.0i- 4.0j m/s2. At the instant the x coordinate of the particle is 15 m, what is the speed of the particle? A. 10 m/s B. 16 m/s C. 12 m/s D. 14 m/s E. 26 m/s maximum height above ch se, 2019. Departme
5. A ball is thrown horizontally by a pitcher from a height of 1 m and lands 18.4 m away on the ground behind home plate. a). Draw a simplified sketch of only the ball, it's release height, trajectory, and landing point. b) What is the time of flight of the ball? c). What is the initial velocity of the ball? 7. A water park is designing a new water slide that finishes with the rider flying horizontally off the bottom of the slide. The slide is designed to end 1.2 m above the water level, and the average rider is estimated to leave the bottom of the slide at 25 m/s. a). Draw a sketch of the scenario showing the trajectory of the rider from the bottom of the slide to the water. b) Determine how far will the rider fly through the air (horizontally) before hitting the water?
24 ee31.5 Or S wws bom the dt of 4m (e 3. Os the planet Mars, and ohect s thews om the ground and of 3. Whet is the wht is the maimum heighe wd wwle ae und snd lands the ground is i fight a total speed of the Wht is the spesd of the peopecile at the sop of its path
A cannonball is fired from a height of 25 m above ground level, with an initial speed of 22.36 m/s and at an angle of 63.4⁰ above the horizontal. The cannonball lands at ground level. a. How long was the ball in the air (the “hang time")? b. How far does the cannonball travel horizontally? c. What is the final speed of the cannonball just before making contact with the ground?
Part A and B on paper
1. In a practice session, Iris hits a ball horizontally with a speed of 36 m/s from a height of 3.1 m. The ball travels until it hits the ground. a. Determine the time the ball is in the air. b. Determine the horizontal distance traveled by the ball. c. Calculate the ball’s velocity as it hits the ground.