Question

Which BARC developed reactor achieved first criticality with LEU fuel?

Asked in SSC GD · 2026
Nuclear Reactors · Physics
Exam PYQ4 Options
PhysicsNuclear PhysicsNuclear ReactorsSSC GD2026
💡
Quick Revision

The SI base units include metre, kilogram, second, ampere, kelvin, mole and candela.

Correct AnswerCorrect option for this question
Option B — APSARA-U

Learn Nuclear Reactors in 60 Seconds

Need a quick concept refresh? This video covers Famous Physicists & Their Discoveries: Modern Physics & Nuclear Age with concise, exam-ready explanations.

Topic Video
Everything you need to learn, practice & excel — in one place.
3,000+ Video-Based Study Material
PYQ-Based Quizzes
4,000+ Informative Audiobooks
6,300+ Full-Length Mock Tests
Daily Current Affairs
40,000+ PYQs

Questions Asked from Famous Physicists & Their Discoveries: Modern Physics & Nuclear Age in Previous Exams

See how often Famous Physicists & Their Discoveries: Modern Physics & Nuclear Age has appeared in previous-year questions across major government exams.

High Exam Frequency
12UPSC Questions Asked in These Years:2010, 2011, 2012, 2013, 2014, 2017, 2018, 2019, 2020, 2023, 2024, 2026
11SSC Questions Asked in These Years:2014, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
9Railways Questions Asked in These Years:2016, 2018, 2020, 2021, 2022, 2023, 2024, 2025, 2026
16State PSC Questions Asked in These Years:2002, 2004, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
Famous Physicists & Their Discoveries: Modern Physics & Nuclear Age has appeared in 48 previous-year exam questions, most frequently in State PSC, UPSC and SSC.
2-Minute Revision Notes

Revise Nuclear Reactors and Its Related Concepts

Strengthen key concepts with exam-focused visual notes for faster revision.

Open Revision Notes ↗

Explore More Questions

Continue practising by chapter, topic and related subjects.

One question solved. Keep going.

Continue with the next Nuclear Physics question and build your accuracy one question at a time.