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WorksheetsElectro
Total questions: 24
Worksheet time: 28mins
Which of the following is value of the second color band?
1
3
5
7
Which of the following electrical/electronic diagrams is represented by the illustration?
Block Diagram
Schematic Diagram
Ladder Diagram
Wiring Diagram
A 12 V battery supplies a speaker with an equivalent resistance of 1 Ω. Which of the following will be displayed in your ammeter?
12 A
83.33 mA
83.33 A
12 mA
Which of the following is value of the first color band?
2
4
5
8
Which of the following electrical/electronic diagrams is represented by the illustration?
Block
Schematic
Ladder
Wiring
Which of the following is the color-coded value of this resistor?
5.6 kΩ
56 kΩ
560 kΩ
560 Ω
Calculate the voltage when current is 5 A and resistance is 20 Ω.
4 V
0.25 V
100 V
25 V
Which of the following is value of the multiplier?
105 or 100,000
104 or 10,000
106 or 1,000,000
107 or 10,000,000
Which of the following electrical/electronic diagrams is represented by the illustration?
Block
Schematic
Ladder
Wiring
Which of the following is the color-coded value of this resistor?
2.7 kΩ
27 kΩ
3.9 kΩ
39 kΩ
Which of the following electrical/electronic diagrams is represented by the illustration?
Block
Schematic
Ladder
Wiring
A refrigerator is plugged into the AC-socket which supplies 220 V. The current flowing through the circuit is 3.3 A. Determine the equivalent resistance of the refrigerator.
66.67 Ω
726 Ω
726 A
66.67 A
If a carbon resistor has a no color on its fourth color band, which of the following is its value?
± 3% tolerance
± 10% tolerance
± 5% tolerance
± 20% tolerance
Which of the following diagrams derive its name from the rectangular elements that are used to describe hardware and software systems as well as to represent processes?
Block
Schematic
Ladder
Wiring
Carbon resistors have tolerances. Which of the following is an acceptable value for the resistor given in the illustration (BROWN, BLACK, YELLOW, GOLD)?
1,047,998 Ω
1,052,888 Ω
945,000 Ω
907,000 Ω
Which of the following diagrams is used in industrial control systems primarily composed of two vertical rails for its supply power connection and as many rungs as there are control circuits to represent?
Block
Schematic
Ladder
Wiring
Which of the following diagrams is a simple visual representation of the physical connections and show where fixtures and components may be connected to the electrical system or circuit?
Block
Schematic
Ladder
Wiring
Determine the total resistance of the given circuit.
225 Ω
175 Ω
0.045 Ω
245 Ω
Determine the current that passes through the 200-Ω resistor of the given circuit.
88.89 mA
100 mA
800 mA
900 mA
Which of the following is the voltage drop across the 25-Ω resistor?
2.22 V
17.78 V
16.48 V
3.52 V
Determine the total resistance of the given circuit.
0.25 Ω
4 Ω
8 Ω
0.125 Ω
Determine the current which passes through the 20-Ω resistor of the given circuit.
1 A
1 mA
4 A
4 mA
Which of the following is the total current for this circuit?
5 A
5 mA
6 A
6 mA
Which of the following is the voltage across 5 Ω?
20 V
4 V
5 V
10 V
