Question

9. The lens which is puffed outwards is called________. A) Convex B) Concave C) Plano Concave D) Plano Convex​

Answer 1

Step-by-step explanation:

The lens which is puffed outwards is called Convex.

Answer 2

A) Convex

A lens bound by two spherical surfaces bulging outwards is called a bi-convex lens or simply a convex lens. A single piece of glass that curves outward and converges the light incident on it is also called a convex lens.