Solved UPSC CDS/OTA Question
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Q · Current ElectricityMedium · 45s
In the colour code of resistors, what does the fourth band represent? Option: 50
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.
Fourth band shows tolerance percentage.
50
Final Answer: Option D — Tolerance
50