4 A ball thrown vertically upward reaches a maxi-mum height of 30. meters above the surface ofEarth. At its maximum height, the speed of theball is(1) 0.0 m/s(2) 3.1 m/s(3) 9.8 m/s(4) 24 m/s

In a projectile motion, when the ball achieves its maximum height, it starts to accelerate downward…

Answered: 4 A ball thrown vertically upward…

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)...

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Similar questions

4, Time t (s) Position x (m) Velocity v (m/s) v/t (unit=s) 1 0.167 0.257 0.5005 0.7007 0.449 O.140 0.59% 0.633 0.412 0.663 0.574 0.623 0,377 0.901 t.1015 1.3020 0.504 0.673 10868 1.071 1.305 0.646 0.593 6. 15025 0.972 1.7031 1,9038 8.
An object's position is given by r(t) = [a + ßt] î+ [y+ot²] 3 where • d = 2.86 m B 3.5 m/s • Ύ 3.15 m • σ = -4.1 m/s² t = 7.2 s = What is its speed v at t = 7.2 s?
2. The motion of a particle is defined by the relation x= t – 12t? – 40,where x is expressed in metres and t in seconds. Determine the position, velocity, and acceleration when t=2 s. (B/J 11.1) Answer: 7(2) = -72î, v(2)=-16î, ā(2) = 24î
2. A group of students conducted a projectile experiment in which they fired a projectile at an unknown angle with varying speed. Students took the following data for projectile range and speed. Determine: a. What kind of graph comes out if initial velocity vs. range is plotted? R(m) Volm/s) 0.2 1.71 0.4 2.42 0.6 2.97 0.8 3.43 3.83 1.2 4.2 1.4 4.53 1.6 4.84 1.8 5.14 2 5.42 b. What is the linearization method for this graph? c. Make the linearized graph and determine its slope with its units. d. Determine the initial angle at which the projectile was launched.
3. You throw a ball straight from a roof top 160 ft high with an initial speed of 48 ft/s. The formula h = -16t2 + 48t + 160 describes the ball"s height above the ground, h in ft, t in seconds after you throw it. a)When will the ball be 192 ft high? b)When will the ball hit the ground? un in the
7) An object has an initial velocity v, = 4î +5ĵ m/s. After 10 seconds of motion, its velocity %3D was found to be v, =-6i +15j. The average acceleration is: %3D

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4 A ball thrown vertically upward reaches a maxi- mum height of 30. meters above the surface of Earth. At its maximum height, the speed of the ball is (1) 0.0 m/s (2) 3.1 m/s (3) 9.8 m/s (4) 24 m/s