![What is the average focal length of lens of normal human eye?](https://www.gkseries.com/blog/wp-content/uploads/2022/02/What-is-the-average-focal-length-of-lens-of-normal-human-eye.png)
Q. What is the average focal length of lens of normal human eye?
A. 2.5 cm
B. 2.0 cm
C. 3.5 cm
D. 3.0 cm
Answer: 2.5 cm
A. 2.5 cm
B. 2.0 cm
C. 3.5 cm
D. 3.0 cm
Answer: 2.5 cm
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