Dynamics: Please include all units and necessary explanations (i. diagrams). Also, if possible, use terms that are appropriate to Dynamics for ease...

Dynamics: Please include all units and necessary explanations (i.e. diagrams). Also, if possible, use terms that are appropriate to Dynamics for ease of understanding.

The questions are in the attachment, there are two questions in total. The topic is Curvilinear Motion of particles. Thank you!