Question

Which of the following materials cannot be used to make a lens-

a.Glass


b.Water


c.Clay


d.Plastic​

Answer 1

Answer:

Glass and water are transparent materials. There is a certain amount of plastic that is transparent so that the plastic can be used to make a lens, but the clay is an opaque substance so that the light can not be transmitted into it and the clay can not be used to create the lens

Answer 2

Answer:

Which of the following materials cannot be used to make a lens-

a.Glass

b.Water

c.Clay

d.Plastic

Explanation:

c.Clay