A ball is thrown straight down from the top of a 424-foot building with an initial velocity of -30 feet per second. Use the position function below for free-falling objects. s(t) = -16t + Vot + So What is its velocity after 4 seconds? v(4) = 1.158 v ft/s What is its velocity after falling 234 feet? x ft/s
Displacement, Velocity and Acceleration
In classical mechanics, kinematics deals with the motion of a particle. It deals only with the position, velocity, acceleration, and displacement of a particle. It has no concern about the source of motion.
Linear Displacement
The term "displacement" refers to when something shifts away from its original "location," and "linear" refers to a straight line. As a result, “Linear Displacement” can be described as the movement of an object in a straight line along a single axis, for example, from side to side or up and down. Non-contact sensors such as LVDTs and other linear location sensors can calculate linear displacement. Non-contact sensors such as LVDTs and other linear location sensors can calculate linear displacement. Linear displacement is usually measured in millimeters or inches and may be positive or negative.
![A ball is thrown straight down from the top of a 424-foot building with an initial velocity of -30 feet per second. Use the position function below for free-falling objects.
s(t) = -16t + vot + so
What is its velocity after 4 seconds?
v(4) =
-158
ft/s
What is its velocity after falling 234 feet?
v =
X ft/s
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