defence_security MCQ — 3 Practice Questions with Answers

Practice 3 defence_security multiple-choice questions with detailed answers and explanations. Ideal for RAS/RPSC exam preparation.

3 Questions science_technology

Q1. DMSRDE, a DRDO laboratory that signed an MoU with NTH on December 28, 2025, specialises in research and development of which category of materials?

A Non-metallic materials including polymers, composites, elastomers, ceramics, technical textiles, fuels and lubricants Correct

B Aeronautical avionics and radar systems

C Nuclear reactor fuel assemblies

D Missile propulsion and guidance systems

Explanation

DMSRDE specialises in research and development of non-metallic materials, including polymers, composites, elastomers, ceramics, technical textiles, fuels, lubricants and other speciality materials critical for defence applications. The other options correspond to different DRDO laboratories and their specialisations.

Q2. Which operator has agreed to deploy eight Dhruv-NG helicopters at the Bombay High oil and gas field for offshore logistics operations?

A Air India Express

B IndiGo

C SpiceJet

D Pawan Hans Correct

Explanation

Pawan Hans, the public-sector helicopter service operator, has agreed to deploy eight Dhruv-NG helicopters at the Bombay High offshore oil and gas field for logistics operations. This deployment is part of HALs civil foray with the Dhruv-NG and supports offshore connectivity for the domestic energy sector.

Q3. With reference to HALs Dhruv-NG helicopter whose inaugural flight was flagged off at Bengaluru on December 30, 2025, consider the following statements:\n1. Dhruv-NG is the civil variant of the indigenous Advanced Light Helicopter (ALH).\n2. It is powered by two indigenous Shakti-1H1C turbine engines.\n3. The Shakti engine is the first aero engine to receive DGCA civil certification for domestic manufacturing.\nWhich of the above statements is/are correct?

A Only 1 and 2

B Only 2 and 3

C 1, 2 and 3 Correct

D Only 1 and 3

Explanation

All three statements are correct. Dhruv-NG is the civil variant of HALs indigenous Advanced Light Helicopter (ALH). It is powered by two indigenous Shakti-1H1C turbine engines. The Shakti engine received DGCA civil certification, making it the first aero engine certified by DGCA for domestic manufacturing in India.

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Frequently Asked Questions

How many defence_security MCQ questions are available?

There are 3 defence_security practice MCQs available on Aspirant Academy, with detailed answers and explanations for each question.

Are answers and explanations provided for defence_security MCQs?

Yes, every defence_security question comes with the correct answer and a detailed explanation to help you understand the underlying concept.

How is defence_security relevant to the RAS/RPSC exam?

defence_security falls under the science_technology section of the RAS/RPSC syllabus. It is a frequently tested area and regular practice with these MCQs will strengthen your preparation.

Can I practice defence_security questions in Hindi?

Yes, Aspirant Academy offers bilingual support. You can practice defence_security MCQs in both English and Hindi, including questions, options, and explanations.

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defence_security MCQ — 3 Practice Questions with Answers

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