Why in News?
The Prime Minister commissioned three indigenously designed and built naval ships at Syama Prasad Mookerjee Port, Kolkata — INS Dunagiri (stealth frigate), INS Sanshodhak (survey vessel), and INS Agray (anti-submarine warfare craft). All three were designed by the Indian Navy’s Warship Design Bureau and constructed by Garden Reach Shipbuilders & Engineers (GRSE), Kolkata.
Key Facts for Prelims
INS Dunagiri
- Type: Stealth Guided-Missile Frigate
- Project: Project 17A (Nilgiri-class); Fifth ship under Project 17A
INS Sanshodhak
- Type: Hydrographic Survey Vessel (Large) — SVL; Sandhayak-class; Fourth and final; Pennant J24
- Name Meaning: “Researcher”
INS Agray
- Type: Anti-Submarine Warfare Shallow Water Craft (ASW SWC)
Quick Revision Table
| Ship | Type | Class/Project |
|---|---|---|
| INS Dunagiri | Stealth Guided-Missile Frigate | Project 17A (Nilgiri-class), 5th ship |
| INS Sanshodhak | Hydrographic Survey Vessel (Large) | Sandhayak-class SVL, 4th & final |
| INS Agray | Anti-Submarine Warfare Shallow Water Craft | ASW SWC |
Trap / Confusing Points
| Confusion | Correct Fact |
|---|---|
| INS Dunagiri is the first Project 17A ship | It is the fifth ship under Project 17A |
| INS Sanshodhak is a combat vessel | It is a survey/oceanographic vessel |
| These ships are imported | All three indigenously designed by Warship Design Bureau and built by GRSE |
| GRSE is under Ministry of Shipping | GRSE is a DPSU under Ministry of Defence |
| Commissioned at Mumbai | Commissioned at Syama Prasad Mookerjee Port, Kolkata |
Practice MCQs
1. INS Dunagiri belongs to which project?
a. Project 15B
b. Project 17A
c. Project 75
d. Project 28
Ans: B
INS Dunagiri is the fifth ship under Project 17A (Nilgiri-class) stealth frigates.
2. INS Sanshodhak is the fourth and final vessel of which class?
a. Shivalik-class
b. Nilgiri-class
c. Sandhayak-class
d. Vikrant-class
Ans: C
INS Sanshodhak (J24) is the fourth and final Sandhayak-class SVL.
3. All three naval ships were built by which company?
a. Mazagon Dock Shipbuilders
b. Hindustan Shipyard
c. Garden Reach Shipbuilders & Engineers
d. Cochin Shipyard
Ans: C
GRSE, Kolkata built all three vessels.
4. INS Agray is primarily designed for which role?
a. Aircraft carrier operations
b. Deep-sea survey
c. Anti-Submarine Warfare in shallow waters
d. Amphibious landing
Ans: C
INS Agray is an ASW Shallow Water Craft for anti-submarine warfare.
5. Where were the three ships commissioned?
a. Visakhapatnam Port
b. Mumbai Port
c. Syama Prasad Mookerjee Port, Kolkata
d. Jawaharlal Nehru Port
Ans: C
Commissioned at Syama Prasad Mookerjee Port, Kolkata.
To learn current affairs from exam point of view, Click here.
To know more about Indian Navy’s warship projects, Click here.
