JEE Physics · Medium

Current Electricity: Colour Code Resistors MCQ

Solve this quality-checked JEE multiple-choice question, then review the correct answer and explanation.

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Colour Code ResistorsMediumQuestion 31654

Question

A resistor with colour bands Red-Red-Orange-Gold has value:
  1. A
    22 kΩ ± 5%
    Correct
  2. B
    220 Ω ± 5%
  3. C
    2.2 kΩ ± 10%
  4. D
    22 Ω ± 5%

Correct answer

22 kΩ ± 5%

Explanation

Red=2, Red=2, Orange=×10³ (multiplier), Gold=±5%. Value = 22×10³ = 22 kΩ ± 5%.