Resistor Color Codes

An electrical component that we use in electronics circuits to limit current though an active component or to reduce voltage in the circuit.

• Capacitor

• Current

• Resistor

• Ancestor

What is the unit of measurement for resistance?

• Voltage

• Ampere

• Watts

• Ohms

A resistor's first three color bands are brown, black, and red. What is its value?

• 10 ohms

• 10K ohms

• 200 ohms

• 1000 ohms

A 47K ohm resistor would have which colors on its first three bands?

• Yellow, Violet, White

• Yellow, Violet, Orange

• Red, White, Blue

• Orange, Yellow, Violet

The gold color band refers to__________tolerance.

• + / - 20%

• + / - 10%

• + / - 5%

• zero

What is the tolerance for a Red, Brown, Brown, Silver resistor?

• 1%

• 20%

• 5%

• 10%

What is the resistance for a Red, Green, Blue color resistor?

• 250,000 ohms

• 25K ohms

• 25,000,000 ohms

• 250K ohms

What is the maximum value in the tolerance range of a resistor with color code Red-Violet-Orange-Gold?

• 29.7 K Ω

• 32.4 K Ω

• 28.35 K Ω

• 27 kΩ

What is the minimum value in the tolerance range of a resistor with color code Brown-Red-Brown?

• 108 Ω

• 144 Ω

• 116 Ω

• 96 Ω

What is the multiplier for color Green?

• x10,000

• x1,000,000

• x100,000

• x1,000