12-91. The ball at A is kicked with a speed va = 80 ft/s and at an angle 6, = 30°. Determine the point (x, –y) where it strikes the ground. Assume the ground has the shape of a parabola as shown. *12-92. The ball at A is kicked such that 0, = 30°. If it strikes the ground at B having coordinates x = 15 ft, y = -9 ft, determine the speed at which it is kicked and the speed at which it strikes the ground. y -y B. y = -0.04x
12-91. The ball at A is kicked with a speed va = 80 ft/s and at an angle 6, = 30°. Determine the point (x, –y) where it strikes the ground. Assume the ground has the shape of a parabola as shown. *12-92. The ball at A is kicked such that 0, = 30°. If it strikes the ground at B having coordinates x = 15 ft, y = -9 ft, determine the speed at which it is kicked and the speed at which it strikes the ground. y -y B. y = -0.04x
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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Question
![12-91. The ball at A is kicked with a speed va = 80 ft/s
and at an angle 6, = 30°. Determine the point (x, –y) where
it strikes the ground. Assume the ground has the shape of a
parabola as shown.
*12-92. The ball at A is kicked such that 0, = 30°. If it
strikes the ground at B having coordinates x = 15 ft,
y = -9 ft, determine the speed at which it is kicked and the
speed at which it strikes the ground.
y
-y
B.
y = -0.04x](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F7dd3fcd0-2e9c-4f85-a213-2bc9678bb35f%2Fd441b657-1884-440e-a427-14f2aac564a5%2F0y5j3xe.png&w=3840&q=75)
Transcribed Image Text:12-91. The ball at A is kicked with a speed va = 80 ft/s
and at an angle 6, = 30°. Determine the point (x, –y) where
it strikes the ground. Assume the ground has the shape of a
parabola as shown.
*12-92. The ball at A is kicked such that 0, = 30°. If it
strikes the ground at B having coordinates x = 15 ft,
y = -9 ft, determine the speed at which it is kicked and the
speed at which it strikes the ground.
y
-y
B.
y = -0.04x
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