Electrical Apprenticeship Exemption Practice Exam

In resistor color coding, each color corresponds to a specific numerical value, and the color associated with the value of 3 is orange. Each color is a part of the resistor color code system, where the primary colors are assigned to numbers 0 through 9.

The color orange represents the number 3 in this system, which is essential for determining the resistance value of a resistor when combined with other color bands. Understanding this coding system is crucial for reading resistors and for the accurate calculation of their resistance values, which is fundamental in electrical and electronic work.

The other colors do not correspond to the value of 3; for example, red corresponds to the value of 2, blue represents 6, and cyan is not used in standard resistor value coding. This knowledge is vital for anyone working in electrical fields to ensure components are used correctly in circuits.