As shown in Figure 1, a motorist starts from rest at point A on a circular entrance ramp when t = 0, increases the speed of her automobile at a constant rate and enters the highway at point B. Knowing that her speed continues to increase at the same rate until it reaches 80 km/h at point C, determine (a) the speed at point B, (b) the magnitude of the total acceleration when t = 12 s. A 150 m B -100 m-
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.
TOPIC: Particle Kinematics
Please use concepts of above topic to solve the problem.
![As shown in Figure 1, a motorist starts from rest at point A on a circular entrance ramp when t = 0,
increases the speed of her automobile at a constant rate and enters the highway at point B. Knowing
that her speed continues to increase at the same rate until it reaches 80 km/h at point C, determine (a)
the speed at point B, (b) the magnitude of the total acceleration when t = 12 s.
Figure 1
A
150 m
B
-100 m-](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F3d042a31-9e98-4b9c-a47d-bedc3784e4c3%2F061586bf-09f7-49a5-9705-e7998d308f5d%2Fp2seai7_processed.png&w=3840&q=75)
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