Defence & Space Technology MCQ — 720 Practice Questions with Answers

Explanation

At the 78th Army Day parade in Jaipur, the Indian Army showcased Bhairav Battalion contingents and next-generation unmanned capabilities, including drone jamming and armed drone systems.

Explanation

PDV is India's exo-atmospheric interceptor missile for Phase-II of BMD, designed to destroy incoming ballistic missiles at altitudes above 50 km (in space). It uses an infrared seeker and kinetic kill vehicle. PDV was tested in 2014 and 2017 destroying target missiles at 120+ km altitude.

Explanation

Dr. Homi J. Bhabha formulated India's three-stage nuclear power programme to exploit India's vast thorium reserves, progressing from natural uranium to plutonium to thorium-based reactors.

Explanation

Tarapur Atomic Power Station (TAPS) in Maharashtra was India's first nuclear power plant, commissioned in 1969. It was built with American assistance and initially operated with enriched uranium. It has boiling water reactors (BWRs).

Explanation

NISAR can monitor most of Earth's land and ice surfaces twice every 12 days.