Resistors

What is the purpose of a resistor?

• allow current flow

• control current flow

• prevent current flow

• allow heat to build up

What is the unit of measurement for resistance?

• Voltage

• Ampere

• Watts

• Ohms

What is the name of the resistor shown?

• Thermistor

• Fixed resistor

• Variable resistor

• Light-dependent resistor

The K stands for

• hundred

• thousand

• millions

• millis

The gold color band refers to__________tolerance.

•  + / - 20%
•  + / - 10%
•  + / - 5%
• zero

2.2K can be rewritten as

• 2.2

• 22

• 220

• 2200

Which of these colors is NOT used in the resistor value color code?

• white

• black

• violet

• pink

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

• 10 ohms

• 10 Kohms

• 200 ohms

• 1000 ohms

A 47 Kohm resistor would have which colours on its first three bands?

• yellow, violet, white

• red, white, blue

• yellow, violet, orange

• orange, yellow, violet

What is the value of this resistor?

• 6500 +/-5%

• 6500 ohms +/-10%

• 76000 ohms +/-5%

• 76000 ohms +/-10%