find the power of convex lens whose focal length is 5m
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Answered by
0
Answer:
Explanation: =>Given=Focal length=5m. =Power=? ☞So the power of the lens is -1/5 or -0.Oct 12, 2020
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2
Answer:
-0.2 D ("-" because it is convex lens)
Explanation:
power = 1/focal length in metre
power = 1/ (-5) = -0.2 D( dioptre)
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