APPSC Group-II Mains 2019 Paper I · Question 87

Question 87 of the APPSC Group-II Mains 2019 Paper I (29 August 2019). Try it first, then open the answer and explanation.

1. Mains 2019 · P-I · Q87 · Science & Technology · General Science

   The size of nanoparticles is

   నానో పార్టికిల్స్ (nano-Particles) పరిమాణం.

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   Answer: Between 1 and 100 nm

   సమాధానం: 1 మరియు 100 ఎన్.ఎం. ల మధ్య

   Nanoparticles are 1–100 nanometres in at least one dimension. At this size they have a very large surface area and unusual properties.

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