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Q.

Which of the following materials can't be used to create lenses?

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a

Water

b

Soil

c

Plastic

d

Glass

answer is B.

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Detailed Solution

detailed_solution_thumbnail
  • The lens is a transparent substance that is used to refract light rays and form images.
  • Soil is an opaque substance. As a result, it can't be utilised to create a lens.

Therefore, 'Soil' is the correct answer.

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