For each graph of vx vs. t in the left column, choose the letter (a-i) corresponding to the appropriate description of motion. Not all descriptions will be used. Assume the usual coordinate system (+x to the right, +y up, +z out of the page). by ™ ev hv 7 a. A cart moves to the right, gradually slowing down. b. A cart moves to the left, gradually speeding up. c. A cart moves to the right, gradually slowing down, stops, and moves to the left, speeding up. d. A cart moves to the right at constant speed. e. A cart moves to the left, gradually slowing down, stops, and moves to the right, speeding up. f. A cart moves to the right, gradually speeding up. g. A cart moves to the left at constant speed. h. A cart moves to the left, gradually slowing down. i. A cart remains stationary and does not move.
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.
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a. A cart moves to the right, gradually slowing down.
b. A cart moves to the left, gradually speeding up.
c. A cart moves to the right, gradually slowing down, stops, and moves to the left, speeding up.
d. A cart moves to the right at constant speed.
e. A cart moves to the left, gradually slowing down, stops, and moves to the right, speeding up.
f. A cart moves to the right, gradually speeding up.
g. A cart moves to the left at constant speed.
h. A cart moves to the left, gradually slowing down.
i. A cart remains stationary and does not move."
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