A doctor has prescribed a corrective lens of power +1.5 D. Find the focal length of the lens.
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Answered by
3
Answer:
Using P=100/f
f=100/p
f=100/1.5
=1000/15= 66.67m
As the focal length is positive, it is convex lens.
Hence, It is a converging lens.
Explanation:
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Answered by
3
Answer:66.67 m
Explanation:
Using P= 1/f
⇒ P = 100/f
f=100/p
f=100/+1.5
=1000/15= 66.67m
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