SawaalBoxसवाल बॉक्स
2025 · Q53Science & TechnologyDefence Technologyeasy

With reference to India, consider the following : I. The Inter-State Council II. The National Security Council III. Zonal Councils How many of the above were established as per the provisions of the Constitution of India?

  1. (a)Only one
  2. (b)Only two
  3. (c)All the three
  4. (d)None
Show answerHide answer

Official answer(a) Only one

2026 · Q45Science & TechnologyDefence Technologydifficult

The Bureau of Indian Standard (BIS) recently introduced a national standard to test and assess bomb disposal system. Which of the following statements with regard to this system is/are correct ? 1. The new standard is known as IS 19445 : 2025. 2. It will improve interoperability of equipment across agencies. 3. It was developed by TBRL, DRDO in collaboration with the 30th Central Scientific Research Institute, Russia. Select the answer using the code given below :

  1. (a)1, 2 and 3
  2. (b)2 and 3 only
  3. (c)1 and 2 only
  4. (d)1 only
Show answerHide answer

Official answer(c) 1 and 2 only

2026 · Q68Science & TechnologyDefence Technologymoderate

Which of the following statements with regard to stealth technology is/are correct ? 1. Stealth objects have a very small radar cross-section and are coated with Radar Absorbing Material. 2. Stealth objects can be detected using specific frequencies. 3. Stealth objects are coated with metamaterials to increase the scattering of electromagnetic radiation. Select the answer using the code given below :

  1. (a)1 only
  2. (b)2 and 3 only
  3. (c)1 and 2 only
  4. (d)1, 2 and 3
Show answerHide answer

Official answer(c) 1 and 2 only

2026 · Q72Science & TechnologyDefence Technologymoderate

Which of the following statements with regard to drone swarms is/are correct ? 1. They use Terahertz band of frequency to communicate with the command centre. 2. Individual drones in the swarm can communicate with other drones in the swarm. 3. GPS Spoofing is a commonly used technique to counter drone swarm attack. Select the answer using the code given below :

  1. (a)1 only
  2. (b)2 and 3 only
  3. (c)1 and 2 only
  4. (d)1, 2 and 3
Show answerHide answer

Official answer(b) 2 and 3 only