Question

The near point of a hypermetropic eye is at 75cm from the eye. What is the power of the lens required to enable him to read clearly a book held at 25cm from the eye ?

Class - 10th
Chapter - Light , Reflection and refraction ..

please be kind and help me ​

Answer 1

Answer:

The corrective lens needs to have a converging power of +2.67 dioptres, of convex lens.

Answer 2

Answer:

The corrective lens needs to have a converging power of +2/66 or +2.67 dioptres, i.e., convex lens.

Explanation:

Hope it helps you .