Question

write the difference between concave lens and convex lens​

Answer 1

Answer:

concave lens has real focus but convex lens has virtual focus

image in concave lens is always virtual and diminished but in convex it may be virtual or real

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Answer 2

concave lens is thick in its middle and thin at its periphery .Light beam converges on passing through this lens

convex lens is thick at its periphery and thin at its middle . Light beam diverges the light rays on passing through it.

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