Question

Tanya's grandmother needs a lens to read small letters in her book. For this she​

Answer 1

For this she ( i)a convex lens (of focal length F), kept at a distance between F and 2F from. (ii)a concave lens, kept at a distance less than its focal length from the book. (iii)a concave lens, kept at a distance between F and 2F, from the book. .

Answer 2

convex n concave lens she need