How Convex Lens Act As Magnifier#!#Why and How We See Smaller Objects from Concave Lens

Concave lens and Convex lens

When does a convex lens behave as a concave lens ?

When does a convex lens behave as a concave lens ?

(a) Can you measure rough focal length of a convex lens? If yes, why? (b) Can you measure rough focal length of a concave lens ? If not, why not?

Concave lens and convex lens

Where should an object be placed from a convex lens to from an image of the same size ? Can it happen in case of a concave lens ?

What is a lens? Distinguish between a convex lens and a concave lens. Which of the two is a converging lens: convex and lens or concave lens?

State two differences between a convex lens and a concave lens. Give one use of convex lens and one of concave lens.