I need help with thesse

Explain why the aperture of the spherical mirror should be small compared to the radius of curvature of the mirror.

1. in terms of fuel economy rank the following hybrid and electric vehicles, and justify application specific to each hybrid technology stop/start | mild hybrid | full hybrid | plug-in hybrid | full electric a. rank based on fuel economy b. justify your application specific for each technology

The dot diagram represents the motion of the motorcycle as it moves from left to right