Question
Physics Question on Surface
A lens bounded by two spherical surfaces curved inwards is
A
double concave
B
double convex
C
plano-concave
D
plano-convex
Answer
double concave
Explanation
Solution
The correct option is (A): double concave
A lens bounded by two spherical surfaces curved inwards is
double concave
double convex
plano-concave
plano-convex
double concave
The correct option is (A): double concave