BARC OCES Preparation Guide
BARC (Bhabha Atomic Research Centre)
Your Complete Preparation Guide for BARC OCES 2027 — strategy, study plan, tips & more.
Exam Overview
Mode
Via GATE score
Frequency
Once a year (via GATE)
Next Exam Date
February 2027
EEligibility Criteria
BE/BTech or MSc in relevant discipline with 60% marks
ANumber of Attempts
3 attempts (age limit 26 years general)
Study Plan by Subject
Engineering disciplines / Physics / Chemistry (branch-specific via GATE)
Week 1-4: Foundation
Core concepts & basics
Week 5-8: Deep Practice
Advanced problems & revision
Week 9-12: Mock Tests + Revision
Full-length tests & weak-area focus
Refer to official syllabus for complete topic list
Expert Preparation Tips
Score well in GATE — BARC shortlists candidates based on GATE rank
Prepare GATE syllabus thoroughly for your branch
Study nuclear physics basics as it helps in the BARC interview
GATE scores from current and previous year are typically accepted
Exam Pattern at a Glance
| Section | Questions | Marks | Duration (est.) |
|---|---|---|---|
| Engineering disciplines / Physics / Chemistry (branch-specific via GATE) | 65 | 100 | 180 min |
| Total | 65 | 100 | 180 min |
Important Dates
Registration Opens
August 2026
Next Exam Date
February 2027
Conducted By
BARC (Bhabha Atomic Research Centre)
Frequently Asked Questions
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