Which of the following colour code represents number zero on a resistor?

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  1. Black
  2. Red
  3. Brown
  4. Orange

Answer (Detailed Solution Below)

Option 1 : Black
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Detailed Solution

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The correct answer is Black.

Key Points

  • The color code for the number zero on a resistor is Black.
  • Resistor color coding is a method of indicating the value of resistors using colored bands.
  • Each color corresponds to a specific digit from 0 to 9.
  • The color black is used to represent the digit 0 (zero) in this coding system.

Additional Information

  • Resistor Color Code Chart
    • Black: 0
    • Brown: 1
    • Red: 2
    • Orange: 3
    • Yellow: 4
    • Green: 5
    • Blue: 6
    • Violet: 7
    • Gray: 8
    • White: 9
  • Tolerance Bands
    • Gold: ±5%
    • Silver: ±10%
    • No Band: ±20%
  • Significance of Resistor Color Coding
    • Resistor color codes are used to identify the resistance value of resistors in electronic circuits.
    • They ensure accuracy and efficiency in assembling and repairing electronic devices.
  • Reading Resistor Color Codes
    • Start from the band closest to the end of the resistor.
    • The first two or three bands indicate significant digits.
    • The next band is the multiplier, and the last band (if present) indicates tolerance.
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