Solved UPSC CDS/OTA Question
A solved UPSC CDS/OTA PYQ - decoded step-by-step.
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Q · MagnetismPYQ · 45s
The work done in moving a charge in a magnetic field is: 156
TopicMagnetism
Question Typemultiple choice
DifficultyPYQ
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
Every step explained - no skipped algebra.
Magnetic force is perpendicular to velocity ⇒ no work done.
164
Final Answer: Option A - Zero
159