determine the power of a concave lens whose focal length is 200 cm
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Answered by
2
focal length in metre =0.2m
power=1/0.2
=10/2
=-5D
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PLS MARK AS BRAINLIEST
power=1/0.2
=10/2
=-5D
HOPE IT HELP YOU
PLS MARK AS BRAINLIEST
Answered by
2
power(p) = 1/focal length (in m) = 100/focal length (in cm)
therefore power = 100/200
=0.5D (dioptre)
therefore power = 100/200
=0.5D (dioptre)
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