The eye of a farsighted person has a near point of 90cm. Objects nearer than 90cm cannot be seen clearly. A converging lens is used to correct the vision of a book placed 25cm from the eye. Find the focal length of this lens.

The eye of a farsighted person has a near point of 90cm. Objects neare

1.	The eye of a farsighted person has a near point of 90cm. Objects nearer than 90cm cannot be seen clearly. A converging lens is used to correct the vision of a book placed 25cm from the eye. Find the focal length of this lens.
Answer» <html><body><p>`+<a href="https://interviewquestions.tuteehub.com/tag/40cm-315881" style="font-weight:bold;" target="_blank" title="Click to know more about 40CM">40CM</a>`<br/>`-40cm`<br/>`-34.6cm`<br/>`+34.6cm`</p><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a> :D</body></html>