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UPSC 2023: Consider the following statements : 1. Carbon fibres are used in the manufacture of components used in automobiles and aircrafts. 2. Carbon fibres once used cannot be recycled. Which of the statements given above is/are correct?
(a)1 only
(b)2 only
(c)Both 1 and 2
(d)Neither 1 nor 2
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Not attemptedCorrect Answer: (a) 1 only
Research shows carbon nanotubes (CNTs) are added to cementitious composites to enhance strength and damping properties (Stmt 1) and are widely investigated as nanocarriers for drugs and siRNA in targeted therapy (Stmt 2). Therefore both statements are correct. ([scientific.net](https://www.scientific.net/AMR.150-151.526?utm_source=openai))
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Frequently Asked Questions
What is the correct answer to this UPSC 2023 Science & Technology question?▼
The correct answer is option (a): 1 only. Watch the detailed video explanation in our Sherlocking Prelims course on UnlockIAS.
Which year was this Materials & Engineering question asked in UPSC Prelims?▼
This question was asked in UPSC CSE Prelims 2023, GS Paper 1, as Question 53. It falls under Science & Technology > Materials & Engineering.
What is the difficulty level of this UPSC question?▼
This question is rated "moderate". It requires sound conceptual understanding of the topic.
How many UPSC Prelims questions have been asked from Materials & Engineering?▼
UPSC has asked 23 questions from Materials & Engineering (under Science & Technology) across multiple years. Visit the topic page to see the full list and year-wise trends.