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KCET2023PhysicsCurrent Electricity

The four bands of a colour coded resistor are of the colours gray, red, gold and gold. The value of the resistance of the resistor is

Options

  1. A5.2 5 %
  2. B82 10 %
  3. C8.2 5 %
  4. D82 5 %

Correct answer

C. 8.2 5 %

Step-by-step solution

Colours in sequence, Gray 8 (1st digit) Red 2 (2nd digit) Gold 0.1 (Multiplier) Gold 5 % (Tolerance) (82 01) 5 % R=8.2 5 %

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