Final answer:
Rectilinear motion is exemplified by the bicycle's frame, circular motion by the wheels, and both rectilinear and circular motion by the pedals as they both rotate and move linearly when Ramesh rides his bicycle.
Step-by-step explanation:
Ramesh classified the motion of various parts of the bicycle into three categories: rectilinear motion, circular motion, and a combination of both rectilinear as well as circular motion. In the context of a bicycle, we can provide examples of each:
- Rectilinear Motion: The frame of the bicycle experiences rectilinear motion as it moves along a straight path when Ramesh rides the bicycle on a straight road.
- Circular Motion: The wheels of the bicycle exhibit circular motion as they rotate around the axle when the bicycle is in motion.
- Both Rectilinear and Circular Motion: The pedals of the bicycle show both circular and rectilinear motion. They rotate around the pedal axle (circular motion), and at the same time, they also move in a straight line path relative to the ground as the bicycle advances (rectilinear motion).
Circular motion is defined as the motion of an object following a circular path, which is evident in the wheels of the bicycle. This motion can be further described in terms of kinematics variables and angular variables when we explore rotational motion and translational motion. In the case of the bicycle, linear and angular accelerations are related since, during circular motion, linear acceleration is tangent to the circular path.