Answer:
concave lens as the power is negative.
the focal length of a lens is 0.5 m
power = 1/ focal length
P = -2D
P = 1/f
-2= 1/f
f = -1/2m
f = -50cm
This is concave lens as it has negative Focal length.
Hope it helped.
If helped please mark it brainliest:)
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Answers & Comments
Answer:
concave lens as the power is negative.
the focal length of a lens is 0.5 m
power = 1/ focal length
Answer:
P = -2D
P = 1/f
-2= 1/f
f = -1/2m
f = -50cm
This is concave lens as it has negative Focal length.
Hope it helped.
If helped please mark it brainliest:)