NCERT Question 1 (MCQ) - Chapter 10 Class 10 - Light - Reflection and Refraction

Last updated at April 16, 2024 by

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

(a) Water (b) Glass (c) Plastic (d) Clay

 

Answer

(d) Clay

 

Explanation

Since Clay is an opaque object, 

light cannot pass through it

 

Hence, it can not be used to make a lens.

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