Science, Technology & Defence

Takeaway: • Balance of Payments (BoP) current vs capital account transactions. • Coriolis force, ITCZ displacement, and geostrophic wind balances. • Lagrange points (L1, L2) in celestial mechanics and space exploration. • Real-time negative marking test simulation.

Takeaway: • ₹76,000 crore incentive package under India Semiconductor Mission (ISM). • Commercial fabs: Tata Electronics in Dholera (Gujarat) partnered with Taiwan’s PSMC for 28nm chips. • ATMP / OSAT packaging units approved in Sanand (Gujarat) and Morigaon (Assam). • Silicon diplomacy: Critical supply chain pacts under Quad, India-US iCET, and EU Trade & Technology Council.

Takeaway: • Mission Divyastra: Flight test of Agni-V equipped with Multiple Independently Targetable Re-entry Vehicle (MIRV) technology. • INS Arighat: Commissioning of India’s second indigenous Nuclear-Powered Ballistic Missile Submarine (SSBN). • Nuclear Triad: Land-based ICBMs, air-delivered nuclear gravity bombs, and sea-based SSBN deterrence under SFC. • ASTRA Mk-1 & Mk-2: Indigenous Beyond Visual Range Air-to-Air Missiles (BVRAAM) integrated onto Su-30MKI and Tejas.