Question

1.which one of the following materals cannot be used to make a lens?





for cls 10 students
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Answer 1

Answer:

clay because it is not transoarent lens if the lens is made up of clay the light rays cannot pass through it and also plastic. clay because it is not transoarent lens if the lens is made up of clay the light rays cannot pass . plastic and clay as it does cannot refract light.

Answer 2

Answer:where are the materials we cant see them

But materials that can't make lens areclay