Two-dimensional motion Consider the motion of the following objects. Assume the x-axis is horizontal, the positive y-axis is vertical, the ground is horizontal, and only the gravitational force acts on the object. a. Find the velocity and position vectors , for t ≥ 0. b. Graph the trajectory. c. Determine the time of flight and range of the object. d. Determine the maximum height of the object. 42. A rock is thrown from the edge of a vertical cliff 40 m above the ground at an angle of 45° above the horizontal with a speed of 10 2 m / s . Assume the origin is at the foot of the cliff.
Two-dimensional motion Consider the motion of the following objects. Assume the x-axis is horizontal, the positive y-axis is vertical, the ground is horizontal, and only the gravitational force acts on the object. a. Find the velocity and position vectors , for t ≥ 0. b. Graph the trajectory. c. Determine the time of flight and range of the object. d. Determine the maximum height of the object. 42. A rock is thrown from the edge of a vertical cliff 40 m above the ground at an angle of 45° above the horizontal with a speed of 10 2 m / s . Assume the origin is at the foot of the cliff.
Solution Summary: The author explains the velocity vector and position vector, for tge 0, of the golf ball.
Two-dimensional motionConsider the motion of the following objects. Assume the x-axis is horizontal, the positive y-axis is vertical, the ground is horizontal, and only the gravitational force acts on the object.
a.Find the velocity and position vectors, for t ≥ 0.
b.Graph the trajectory.
c.Determine the time of flight and range of the object.
d.Determine the maximum height of the object.
42. A rock is thrown from the edge of a vertical cliff 40 m above the ground at an angle of 45° above the horizontal with a speed of
10
2
m
/
s
. Assume the origin is at the foot of the cliff.
Quantities that have magnitude and direction but not position. Some examples of vectors are velocity, displacement, acceleration, and force. They are sometimes called Euclidean or spatial vectors.
College Algebra with Modeling & Visualization (5th Edition)
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