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Class 10 Science Medium Mcq English Medium

A lens that is bounded by two spherical surfaces bulging outward, thicker at the middle than the edges, is called a

Question
A lens that is bounded by two spherical surfaces bulging outward, thicker at the middle than the edges, is called a
double concave (concave) lens
double convex (convex) lens
plano-concave lens
cylindrical lens
Answer
double convex (convex) lens
Detailed Explanation
The chapter defines a double convex (convex) lens as one bulging outward on both surfaces, thicker at the middle.
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