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Solved: Referring to 4, what is the focal length of the
Chapter 27, Problem 5P(choose chapter or problem)
QUESTION:
Problem 5P
Referring to Problem 4, what is the focal length of the eye when it is focused on an object at a distance of (a) 285 cm and (b) 28.5 cm?
Questions & Answers
QUESTION:
Problem 5P
Referring to Problem 4, what is the focal length of the eye when it is focused on an object at a distance of (a) 285 cm and (b) 28.5 cm?
ANSWER:
Step 1 of 2
(a)
Here we need to find the focal length of the eye when it is focused to an object at the distance . The image distance is given to be .
The focal length is given by,
Using and
Therefore, the focal length of the eye is 2.58 cm.