Chapter 9

NCERT
Class 10
Science
Solutions
1. Which of the following materials cannot be used to make lenses? (a) Water (b) Glass (c) Plastic (d) Soil

Question:

Which of the following materials cannot be used to make lenses?

(a) Water                            (b) Glass

(c) Plastic                           (d) Soil

Answer:

(d) Soil

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