CLAT GurukulSamudraManthan
← Topics 0/10 answered

Topic 139 · Defence & Security

INS Aridhaman: third SSBN joins nuclear triad

10 MCQs · tap an option to check it · All answers

Revise the 12 points first Book 1 RATNA
  1. Core Trigger: INS Aridhaman, India's third nuclear-powered ballistic missile submarine, was inducted on 3 April 2026.
  2. Armament: Displacing about 7,000 tonnes, it carries eight launch tubes for K-15 and K-4 submarine-launched ballistic missiles.
  3. Boat Sequence: It follows INS Arihant (2016) and INS Arighaat (2024) in India's SSBN fleet.
  4. Name Meaning: Aridhaman is Sanskrit for destroyer of enemies.
  5. Missile Range: K-15 is the shorter-range missile; K-4 is the longer-range one, both developed by DRDO.
  6. Stakeholders: The submarines are built at the Ship Building Centre, Visakhapatnam, for the Navy.
  7. India Link: Aridhaman strengthens the sea leg of India's nuclear triad of land, air and sea delivery.
  8. Venue: Visakhapatnam, Andhra Pradesh, is the base of the submarine-building programme.
  9. Founded: INS Arihant, India's first SSBN, was inducted in 2016 from the secret Advanced Technology Vessel project.
  10. Landmark: India's nuclear doctrine, made official on 4 January 2003, rests on no first use and credible minimum deterrence.
  11. Statute: The Atomic Energy Act, 1962 is the parent law governing nuclear energy and materials in India.
  12. Definition: A nuclear triad is the ability to deliver nuclear weapons from land, air and sea.
Question 1 of 10

Which submarine was inducted on 3 April 2026 as India's third nuclear-powered ballistic missile submarine?

Show answer

Answer: (B) INS Aridhaman

Core Trigger: INS Aridhaman, India's third nuclear-powered ballistic missile submarine, was inducted on 3 April 2026.From Book 1 RATNA, topic 139, point 1

Question 2 of 10

How many launch tubes does INS Aridhaman have for K-15 and K-4 missiles?

Show answer

Answer: (A) Eight

Armament: Displacing about 7,000 tonnes, it carries eight launch tubes for K-15 and K-4 submarine-launched ballistic missiles.From Book 1 RATNA, topic 139, point 2

Question 3 of 10

INS Arighaat, the SSBN that preceded Aridhaman, was inducted in which year?

Show answer

Answer: (D) 2024

Boat Sequence: It follows INS Arihant (2016) and INS Arighaat (2024) in India's SSBN fleet.From Book 1 RATNA, topic 139, point 3

Question 4 of 10

The name Aridhaman is Sanskrit for what?

Show answer

Answer: (A) Destroyer of enemies

Name Meaning: Aridhaman is Sanskrit for destroyer of enemies.From Book 1 RATNA, topic 139, point 4

Question 5 of 10

Consider the missiles carried by Aridhaman. 1. K-15 is the longer-range missile. 2. Both K-15 and K-4 were developed by DRDO. Which is/are correct?

Show answer

Answer: (B) Only 2

Missile Range: K-15 is the shorter-range missile; K-4 is the longer-range one, both developed by DRDO.From Book 1 RATNA, topic 139, point 5

Question 6 of 10

Aridhaman strengthens which leg of India's nuclear triad?

Show answer

Answer: (C) Sea-based leg

India Link: Aridhaman strengthens the sea leg of India's nuclear triad of land, air and sea delivery.From Book 1 RATNA, topic 139, point 7

Question 7 of 10

In which state is the base of India's submarine-building programme located?

Show answer

Answer: (D) Andhra Pradesh

Venue: Visakhapatnam, Andhra Pradesh, is the base of the submarine-building programme.From Book 1 RATNA, topic 139, point 8

Question 8 of 10

In which year was INS Arihant, India's first SSBN, inducted?

Show answer

Answer: (D) 2016

Founded: INS Arihant, India's first SSBN, was inducted in 2016 from the secret Advanced Technology Vessel project.From Book 1 RATNA, topic 139, point 9

Question 9 of 10

India's nuclear doctrine, made official on 4 January 2003, rests on which pair of principles?

Show answer

Answer: (B) No first use and credible minimum deterrence

Landmark: India's nuclear doctrine, made official on 4 January 2003, rests on no first use and credible minimum deterrence.From Book 1 RATNA, topic 139, point 10

Question 10 of 10

Which Act is the parent law governing nuclear energy and materials in India?

Show answer

Answer: (B) Atomic Energy Act, 1962

Statute: The Atomic Energy Act, 1962 is the parent law governing nuclear energy and materials in India.From Book 1 RATNA, topic 139, point 11

Answer all ten to see your score

0 of 10 answered · 0 correct

See all answers →Next topic →

Track your weak chapters across all 380 topics — sign in to the free app.

Android appWeb app (sign-in needed)

Open this topic in the app (sign-in needed)