Defence Current Affairs MCQs

Notes:
INS Nireekshak reached Colombo to participate in IN–SLN DIVEX 2026 (India–Sri Lanka Navy Diving Exercise). It is a Diving Support and Submarine Rescue Vessel of the Indian Navy. The exercise (21–27 April 2026) focuses on diving operations, training, and interoperability. It strengthens maritime cooperation between India and Sri Lanka. The exercise aligns with MAHASAGAR (Mutual and Holistic Advancement for Security and Growth Across Regions) vision in the Indian Ocean Region.

Notes:
INS Kalpeni is a fast attack craft of the Indian Navy and recently visited Gan, strengthening India–Maldives maritime cooperation. It belongs to the Car Nicobar class Waterjet Fast Attack Craft built by Garden Reach Shipbuilders and Engineers. It was commissioned on 14 October 2010. The ship is named after Kalpeni Island of Lakshadweep. It is based at Kochi under the Southern Naval Command. Its roles include coastal surveillance, anti-smuggling, boarding operations, and search and rescue.

Notes:
INS Mahendragiri is the sixth Nilgiri-class (Project 17A) stealth frigate delivered to the Indian Navy on 30 April 2026. It was constructed at Mazagon Dock Shipbuilders Limited in Mumbai, marking progress in indigenous warship building. Project 17A frigates are advanced multi-mission warships with improved stealth, survivability, and combat capabilities. The ship was designed by the Warship Design Bureau using an integrated construction approach. It uses Combined Diesel or Gas (CODOG) propulsion along with Controllable Pitch Propellers (CPP).

Notes:
Tactical Advanced Range Augmentation (TARA) was developed by DRDO’s Research Centre Imarat along with other laboratories of the Defence Research and Development Organisation and Indian industry partners. DRDO and the Indian Air Force successfully carried out the maiden flight-trial of TARA off the coast of Odisha on 7 May 2026. TARA is India’s first indigenous glide weapon system designed to convert unguided warheads into precision-guided weapons. It is a modular range extension kit developed to improve the accuracy, range, and lethality of low-cost weapons against ground-based targets.

Notes:
INS Sagardhwani arrived in Vietnam as part of efforts to strengthen scientific and maritime cooperation. The vessel was flagged off for the 5th edition of the Sagar Maitri initiative. Sagar Maitri is a flagship collaborative programme of the Indian Navy and the Defence Research and Development Organisation aligned with the MAHASAGAR vision. MAHASAGAR stands for Mutual and Holistic Advancement for Security and Growth Across Regions. INS Sagardhwani is a specialised oceanographic research vessel commissioned in July 1994, designed by Naval Physical and Oceanographic Laboratory (NPOL) of DRDO and built by Garden Reach Shipbuilders & Engineers

Notes:
INS Sagardhwani recently visited Cam Ranh, Vietnam, strengthening India-Vietnam scientific cooperation. It is an oceanographic research vessel commissioned in July 1994. The name “Sagardhwani” means “sound or voice of the sea.” The vessel was designed by Naval Physical and Oceanographic Laboratory (NPOL), Kochi, and built by Garden Reach Shipbuilders & Engineers (GRSE). It is equipped with advanced scientific laboratories and equipment for oceanographic research. INS Sagardhwani contributes to marine acoustics, naval oceanography, and collaborates with Defence Research and Development Organisation laboratories under the Sagar Maitri initiative.

Notes:
Russia announced the deployment of the Sarmat strategic nuclear Intercontinental Ballistic Missile (ICBM), also known by the North Atlantic Treaty Organization (NATO) designation “Satan II.” It is developed by Russia. The missile is considered one of the world’s most powerful nuclear-capable missiles and is designed to strike targets across long distances in the United States and Europe. Sarmat is the first post-Soviet Russian ICBM classified as “super heavy.” The missile reportedly has a range exceeding 35,000 km and carries a warhead yield significantly greater than Western counterparts.

Notes:
Saanya became the first woman officer in the Indian Air Force (IAF) to receive the prestigious Category-A Qualified Flying Instructor Certification (Cat-A QFI). Cat-A QFI is the highest instructional grading in the IAF and is awarded to highly skilled and experienced pilots authorised to train junior instructors and evaluate advanced combat flying skills.
Squadron Leader Saanya was commissioned into the IAF Flying Branch on June 20, 2015.

Notes:
Sanghmitra was launched at Garden Reach Shipbuilders and Engineers in Kolkata under the Indian Navy’s indigenous shipbuilding programme. The vessel is part of the Indian Navy’s project to build 11 Next Generation Offshore Patrol Vessels (NGOPVs) at GRSE and Goa Shipyard Limited. These indigenously built ships will support maritime surveillance, coastal defence, anti-piracy patrols, search and rescue, and humanitarian assistance and disaster relief operations. The vessel is named after Sanghamitra, reflecting India’s cultural heritage.

Notes:
Defence Research and Development Organisation and the Indian Air Force successfully conducted flight-tests of the RudraM-II air-to-surface missile from an airborne platform. The tests were conducted under extreme release conditions and successfully validated the performance of all major subsystems. The missile accurately hit a predefined target, and all objectives were confirmed through data collected by the Integrated Test Range.The weapon was specifically designed and developed by the Research Centre Imarat (RCI), a nodal DRDO laboratory based in Hyderabad.