Resistor Color Code

5 Questions  I  By CharlieW
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Color Quizzes & Trivia
This exam will test your ability to decode an resistor's color code and calculate the resistance and tolerance of a resistor. This skill is needed by technicians, engineers and some hobbyists.

  
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Questions and Answers

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  • 1. 
    The resistor has 4 bands. Red, Green, Blue, Gold Which answer is correct?
    • A. 

      25K Ohms with a 5% Tolerance and a 2.5K Ohm tolerance range

    • B. 

      25M Ohms with a 5% Tolerance and a 2.5M Ohm tolerance range

    • C. 

      6.5k Ohms with a 5% Tolerance and a 650 Ohm tolerance range

    • D. 

      2500 Ohms with a 10% Tolerance and a 500 Ohm tolerance range

    • E. 

      25M Ohms with a 10% Tolerance and a 5M Ohm tolerance range


  • 2. 
    The resistor has 4 bands. Green, Blue, Red, Silver Which answer is correct?
    • A. 

      56K Ohms with a 5% Tolerance and a 2.5K Ohm tolerance range

    • B. 

      5.6K Ohms with a 5% Tolerance and a 560 Ohm tolerance range

    • C. 

      56K Ohms with a 10 Tolerance and a 11.2K Ohm tolerance range

    • D. 

      5.6K Ohms with a 10% Tolerance and a 1120 Ohm tolerance range

    • E. 

      560 Ohms with a 5% Tolerance and a 56 Ohm tolerance range


  • 3. 
    The resistor has 4 bands. Yellow, Brown, Brown, Gold Which answer is correct?
    • A. 

      110k Ohms with a 5% Tolerance and a 11k Ohm tolerance range

    • B. 

      410 Ohms with a 10% Tolerance and a 82 Ohm tolerance range

    • C. 

      110k Ohms with a 10% Tolerance and a 22k Ohm tolerance range

    • D. 

      4.1k Ohms with a 10% Tolerance and a 820 Ohm tolerance range

    • E. 

      410 Ohms with a 5% Tolerance and a 41 Ohm tolerance range


  • 4. 
    The resistor has 4 bands. Orange, Orange, Orange Which answer is correct?
    • A. 

      33k Ohms with a 20% Tolerance and a 13.2k Ohm tolerance range

    • B. 

      33k Ohms with a 10% Tolerance and a 6600 Ohm tolerance range

    • C. 

      33k Ohms with a 5% Tolerance and a 3300 Ohm tolerance range

    • D. 

      33k Ohms with a 2% Tolerance and a 660 Ohm tolerance range

    • E. 

      33k Ohms with a 1% Tolerance and a 330 Ohm tolerance range


  • 5. 
    The resistor has 4 bands. Brown, Back, Red, Gold Which answer is correct?
    • A. 

      100 Ohms with a 1% Tolerance and a 2 Ohm tolerance range

    • B. 

      1000 Ohms with a 5% Tolerance and a 100 Ohm tolerance range

    • C. 

      10k Ohms with a 5% Tolerance and a 1K Ohm tolerance range

    • D. 

      1000 Ohms with a 10% Tolerance and a 200 Ohm tolerance range

    • E. 

      100 Ohms with a 20% Tolerance and a 40 Ohm tolerance range


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