Railways PYQCBT 1 2016

RRB NTPC · Question 75

Which mirror is preferred as a rear-view (wing) mirror in vehicles because of its wider field of view?

  1. Convex

  2. Plane

  3. Concave

  4. Concave convex

Show answer & explanation

Answer: (A) Convex

Explanation

Convex mirrors give an erect, diminished image with a wide field of view, so they are used as wing and rear-view mirrors.