A lens has a power of +0.5 D. It is
A
D
a concave lens of focal length 2 cm
a convex lens of focal length 2 cm
a convex lens of focal length 2 m
a concave lens of focal length 2 m
Answers
Answered by
2
Answer:
a convex lens of focal length two centimeter
Answered by
2
Hola mate here is your answer!
Given:
P=0.5D
Solution:
P=1/f
f = 1/0.5
f=2m
Thus option ( C ) is correct
because focal length of convex lens is positive and it's in meter
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