Mention the types of mirrors used as (i) rear view mirrors

Mention the types of mirrors used as
(i) rear view mirrors
(ii) shaving mirrors. List two reasons to justify your answer in each case.

(i) Rear view mirrors: Convex mirrors.
Reasons:

  • Image formed is always virtual and erect.
  • Image formed is always diminished in size, so it covers large view area,

(ii) Shaving mirrors: Concave mirrors.
Reasons:

  • (a) Image formed is larger in size, so as to see clearly details of the object.
  • (b) Image formed is virtual and erect when object is placed close to the mirror.