What will be the focal length of a convex lens having power -1.5 D? – McqOptions

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1.	What will be the focal length of a convex lens having power -1.5 D?
A.	-66.66 cm
B.	+66.66 cm
C.	+1.5 cm
D.	-1.5 cm
Answer» B. +66.66 cm

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