A peephole fitted in a door allows a person inside the house to see a wide area of…
PHYSICS · Subjective · CBSE · Physics · Light: Mirrors and Lenses · Light: Mirrors and Lenses
Problem
A peephole fitted in a door allows a person inside the house to see a wide area of the corridor outside.
(i) Identify whether the optical element inside the peephole is a mirror or a lens.
(ii) State one property of this element that makes it suitable for the given application.