TEJ2O-Resistor Color Code Quiz

What is the purpose of the colored bands on a resistor?

• To indicate the voltage

• To show the current flow

• To give the approximate resistance in Ohms

• To display the power rating

If a resistor has the color bands RED, PURPLE, YELLOW, and GOLD, what is its resistance value?

• 270 Ohms

• 2.7 kΩ

• 27 kΩ

• 270 kΩ

What does the gold band on a resistor indicate?

• The resistance value

• The tolerance level

• The temperature coefficient

• The power rating

How does the tolerance band affect the resistance value of a resistor?

• It increases the resistance by 10%

• It decreases the resistance by 10%

• It allows the resistance to vary by a certain percentage

• It has no effect on the resistance

What is the resistance value of a resistor with the color bands BROWN, BLACK, BLACK, and GOLD?

• 1 Ohm

• 10 Ohms

• 100 Ohms

• 1000 Ohms

What is the range of resistance values for a resistor with a nominal value of 10 Ohms and a tolerance of ±5%?

• 9.0 Ohms to 11.0 Ohms

• 9.5 Ohms to 10.5 Ohms

• 8.5 Ohms to 11.5 Ohms

• 10.0 Ohms to 10.5 Ohms

A resistor has a nominal value of 5600 Ohms with a tolerance of ±1%. What is the range of its resistance values?

• 5500 Ohms to 5700 Ohms

• 5544 Ohms to 5656 Ohms

• 5400 Ohms to 5800 Ohms

• 5600 Ohms to 5700 Ohms

Calculate the range of resistance values for a 9100 Ohm resistor with a tolerance of ±5%.

• 9000 Ohms to 9200 Ohms

• 8645 Ohms to 9555 Ohms

• 8500 Ohms to 9700 Ohms

• 9100 Ohms to 9200 Ohms

What is the primary function of a multimeter?

• To measure temperature

• To measure voltage, current, and resistance

• To measure light intensity

• To measure sound levels

Which color is always connected to the COM port on a multimeter?

• Red

• Blue

• Black

• Green