Solved UPSC CDS/OTA Question
A solved UPSC CDS/OTA PYQ — decoded step-by-step.
Solve it the standard way once — then learn the shortcut.
Q · Units and DimensionsMedium · 45s
Consider the following pairs: 1. Pascal — Pressure 2. Tesla — Magnetic flux 3. Joule — Work done Which of the above pairs are correctly matched?
TopicUnits and Dimensions
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Q 1 / 30Next question →
Step-by-Step Solution
The complete worked solution.
Every step explained — no skipped algebra.
Pascal is an SI unit for pressure. (correct) Tesla is SI unit for magnetic flux density, not flux (which is Weber). (wrong) Joule is SI unit for work done. (correct)
Final Answer: Option B — 1 and 3 only