Solved UPSC CDS/OTA Question
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Q · Current ElectricityMedium · 45s
A resistor of 6 ohms and another of 3 ohms are connected in series. What is the equivalent resistance? Option: 40
TopicCurrent Electricity
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
Every step explained — no skipped algebra.
Series combination: Req = R₁ + R₂ = 6 + 3 = 9 ohms.
40
Final Answer: Option C — 9 ohms
40