WorksheetsUnderstanding Resistors and Their Ratings
Total questions: 15
Worksheet time: 11mins
What is the resistance value of a resistor with the colour bands: Brown, Black, Red, and Gold?
1.0 kΩ ±5%
1.0 Ω ±5%
100 Ω ±5%
10 kΩ ±5%
Which of the following is the correct colour code for a 4.7 kΩ resistor with a tolerance of ±10%?
Yellow, Violet, Red, Silver
Yellow, Violet, Orange, Gold
Yellow, Violet, Red, Gold
Yellow, Violet, Orange, Silver
What is the power rating of a resistor with a resistance of 220 Ω and a current of 0.1 A flowing through it?
2.2 W
0.22 W
22 W
0.022 W
Which type of resistor is known for having a variable resistance?
Fixed Resistor
Thermistor
Potentiometer
Light Dependent Resistor (LDR)
What is the resistance value of a resistor with the colour bands: Red, Red, Brown, and Gold?
220 Ω ±5%
2.2 kΩ ±5%
22 Ω ±5%
220 kΩ ±5%
What is the colour code for a 1 kΩ resistor with a tolerance of ±5%?
Brown, Black, Red, Gold
Brown, Black, Orange, Gold
Brown, Black, Red, Silver
Brown, Black, Orange, Silver
Which type of resistor changes its resistance with temperature?
Fixed Resistor
Thermistor
Potentiometer
Light Dependent Resistor (LDR)
If a resistor has a resistance of 470 Ω and a power rating of 0.25 W, what is the maximum voltage it can handle?
10.8 V
15.3 V
12.2 V
11.0 V
NTC Thermistor value ________ when temperature increases
Decreases
Increases
No Change
Ideal
Voltage dependent resistors decreses their resistance when voltage ________
Decreases
Increases
Remain same
cancels
What is the resistance value of a resistor with the colour bands: Green, Blue, Yellow, and Gold?
56 kΩ ±5%
5.6 kΩ ±5%
560 kΩ ±5%
56 Ω ±5%
Which type of resistor is used to detect light levels?
Fixed Resistor
Thermistor
Potentiometer
Light Dependent Resistor (LDR)
What is the colour code for a 10 kΩ resistor with a tolerance of ±5%?
Brown, Black, Orange, Gold
Brown, Black, Red, Gold
Brown, Black, Yellow, Gold
Brown, Black, Green, Gold
Which type of resistor is used to measure temperature changes?
Fixed Resistor
Thermistor
Potentiometer
Light Dependent Resistor (LDR)
What is the resistance value of a resistor with the colour bands: Blue, Gray, Brown, and Gold?
680 Ω ±5%
6.8 kΩ ±5%
68 Ω ±5%
680 kΩ ±5%
