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IP A person needs glasses with a refractive power of –1.35
Chapter 27, Problem 92GP(choose chapter or problem)
Problem 92GP
IP A person needs glasses with a refractive power of –1.35 diopters to be able to focus on distant objects. (a) Is this person nearsighted or farsighted? Explain. (b) What is this person’s (unaided) far point?
Questions & Answers
QUESTION:
Problem 92GP
IP A person needs glasses with a refractive power of –1.35 diopters to be able to focus on distant objects. (a) Is this person nearsighted or farsighted? Explain. (b) What is this person’s (unaided) far point?
ANSWER:
Solution 92GP
Step 1 of 2
(a)
Here we need to find whether the person is nearsighted or farsighted if he needs a glasses with a refractive power of which is able to focus distant objects.
The lens which is having a refractive power of will be diverging lens because the diverging lens are used to visualize the far or distant objects and hence the person will be nearsighted.