Question

distinguish between a convex lens and a concave lens​

Answer 1

Answer:

Convex Lens Concave Lens

A convex lens is thicker at the centre and thinner at the edges. A concave lens is thicker at the edges and thinner at the centre.

Due to the converging rays, it is called a converging lens. Due to the diverging rays, it is called a diverging lens

Answer 2

Answer:

a convex lens is thicker in the middle and thinner at the edges.the image formed depends upon the position of the object.

a concave lens is thinner in the middle and thicker at the edges.the image formed is always virtual