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Light Reflection and Refraction
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23/08/2021 4:17 pm
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What is the power of a convex lens whose focal length is 80 cm?
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23/08/2021 4:19 pm
f = 80 cm = 0.8 m.
P = \(\frac{1}{f}\) = \(\frac{1}{0.8}\)
= +1.25 D