Multiple choice technology

What is the color code for a 220 5% resistor?

  1. Red, Red, Brown, Gold

  2. Orange, Orange, Black, Gold

  3. Red, Red, Black, Gold

  4. Red, Red, Brown, Silver
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A Correct answer
Explanation

A 220 ohm resistor with 5% tolerance uses the color code: Red (2), Red (2), Brown (x10), Gold (±5%). Reading: 22 × 10 = 220 ohms. The gold band indicates 5% tolerance. This is the standard resistor color code calculation.

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