Question
Difference between :
Convex lens and Concave lens

Answer

Convex lensConcave lens
1. It is thick at the centre and thin at the edges.1. It is thin at the centre and thick at the edges
2. It converges parallel rays incident on it.2. It diverges parallel rays incident on it
3. It forms a real or virtual image of an object depending on the position of the object.3. It always forms a virtual image.
4. The virtual image obtained with it is always enlarged.4. The virtual image obtained with it is always diminished.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free