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BARC Scientific Officer Mock Test 2026 – Free Online Test Series

This page lists all 5 free BARC Scientific Officer mock tests on Sarkari Results Now. A typical test has about 20 questions with a 20-minute timer. Tests follow the latest BARC Scientific Officer exam pattern and are free to attempt. Attempt them in order, review the answers after each test and track your progress to find weak topics before the real exam.

All BARC Scientific Officer Mock Tests

Sample BARC Scientific Officer Questions

  1. Which SQL command is used to delete a table along with its structure from the database?

    1. DROP TABLE
    2. DELETE
    3. REMOVE TABLE
    4. TRUNCATE ROW

  2. A megger is used to measure

    1. low resistance of a coil
    2. insulation resistance
    3. earth loop impedance only
    4. AC frequency

  3. For laminar flow in a circular pipe, the Darcy friction factor is

    1. 0.316/Re^0.25
    2. 64/Re
    3. 16/Re
    4. 32/Re

  4. The time constant of a series R-L circuit with L = 0.5 H and R = 100 ohm is

    1. 50 ms
    2. 5 ms
    3. 200 s
    4. 0.5 s

Attempt the full test above to see the correct answers.