(a) What are the directions of his velocity at points A, B, and C? A: (North, south, west, east, nonexistent) B: (North, south, west, east, nonexistent) C: (North, south, west, east, nonexistent) (b) What are the directions of his acceleration at points A, B, and C? A: (North, south, west, east, nonexistent) B: (North, south, west, east, nonexistent) C: (North, south, west, east, nonexistent)
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) What are the directions of his velocity at points A, B, and C?
A: (North, south, west, east, nonexistent)
B: (North, south, west, east, nonexistent)
C: (North, south, west, east, nonexistent)
(b) What are the directions of his acceleration at points A, B, and C?
A: (North, south, west, east, nonexistent)
B: (North, south, west, east, nonexistent)
C: (North, south, west, east, nonexistent)
![A child is practicing for a BMX race. His speed remains constant as he goes counterclockwise around a level track with two nearly straight sections and two nearly semicircular sections as shown in the aerial view of the figure.
**Diagram Explanation:**
- The track is represented as a loop with two straight and two curved sections.
- Points labeled A, B, C, D, and E mark significant positions along the track.
- A compass rose is shown with directions: North (N), South (S), East (E), and West (W).
- The path starts from point A, moves counterclockwise through B, C, D, and E, and returns to A.
- The straight sections are between A and B, D and E, while the semicircular sections are between B and C, E and A.
- The surrounding area includes illustrated bushes or trees, indicating this is an outdoor setting.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F2759baac-29a9-4fdd-ab81-a5790ab236cd%2F00c25da8-262a-4db0-b2b1-02894ac57a98%2F7nuut7u_processed.png&w=3840&q=75)
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