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40 questions
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- 1. Multiple Choice
What is the difference in electrical energy between 2 points?
Current
Voltage
Resistance
Amperes
- 2. Multiple Choice
What tool is used to measure voltage?
Voltmeter
Multimeter
Ammeter
Volleyball
- 3. Multiple Choice
Can current flow if the electric potential between 2 locations is the same?
Yes
No
Maybe
- 4. Multiple Choice
What is the unit for voltage?
Ampere
Watt
Volt
Kilogram
- 5. Multiple Choice
What is another name for voltage?
Elastic energy
Electric charge
Current flow
Electric potential difference
- 6. Multiple Choice
What is the rate of flow of electric charge past a point or region?
Voltage
Current
Resistance
Ohm
- 7. Multiple Choice
What is the unit for current?
Volt
Watt
Ampere
Gram
- 8. Multiple Choice
What is the symbol for current?
C
A
R
I
- 9. Multiple Choice
What tool is used to measure current?
Ammeter
Voltmeter
Multimeter
Thermometer
- 10. Multiple Choice
What is the opposition to current flow?
Voltage
Current
Circuit
Resistance
- 11. Multiple Choice
What is the unit for resistance?
Resist (R)
Volt (V)
Ohm (Ω)
Ampere (A)
- 12. Multiple Choice
What tool is used to measure resistance?
Ammeter
Voltmeter
Resistimeter
Multimeter
- 13. Multiple Choice
Which cable would have higher resistance?
A
B
Same for both
- 14. Multiple Choice
You have four pieces of copper at different temperatures. Which would have the highest resistance?
Copper at 200 ℃
Copper at 300 ℃
Copper at 400 ℃
Copper at 500 ℃
- 15. Multiple Choice
Which wire would have higher resistance?
A
B
Same for both
- 16. Multiple Choice
What is an example of a conductor?
Wood
Cloth
Metal wire
Plastic
- 17. Multiple Choice
What is an example of an insulator?
Plastic
Wood
Rubber
All of the options
- 18. Multiple Choice
What law relates voltage, current, and resistance?
Ampere's Law
Ohm's Law
Volt's Law
Kassi's Law
- 19. Multiple Choice
What is Ohm's Law?
I = V x R
R = V x I
V = I / R
V = I x R
- 20. Multiple Choice
An alarm clock draws 2 A of current when connected to a 120 V circuit. What is the resistance?
2 Ω
30 Ω
60 Ω
240 Ω
- 21. Multiple Choice
A circuit contains a 6 V battery and a bulb with a resistance of 2 Ω. What is the current?
0.33 A
3 A
12 A
24 A
- 22. Multiple Choice
An air conditioner draws 3 A of current when connected to a 240 V circuit. What is the resistance?
20 Ω
60 Ω
80 Ω
720 Ω
- 23. Multiple Choice
A circuit contains a 10 V battery and a bulb with a resistance of 2 Ω. What is the current?
0.2 A
2 A
5 A
20 A
- 24. Multiple Choice
How much voltage would be necessary to generate 40 A of current in a circuit that has 2 Ω of resistance?
10 V
20 V
40 V
80 V
- 25. Multiple Choice
How much voltage would be necessary to generate 20 A of current in a circuit that has 5 Ω of resistance?
4 V
50 V
100 V
200 V
- 26. Multiple Choice
A circuit must be ______ for current to flow.
Open
Closed
Incomplete
Large
- 27. Multiple Choice
Which switch is open?
A
B
- 28. Multiple Choice
Which switch is closed?
A
B
- 29. Multiple Choice
Is this circuit open or closed?
Open
Closed
- 30. Multiple Choice
Is this circuit open or closed?
Open
Closed
- 31. Multiple Choice
Is this a series or parallel circuit?
Series
Parallel
- 32. Multiple Choice
Is this a series or parallel circuit?
Series
Parallel
- 33. Multiple Choice
Is this a series or parallel circuit?
Series
Parallel
- 34. Multiple Choice
Is this a series or parallel circuit?
Series
Parallel
- 35. Multiple Choice
What is Box A?
Current flow
Control (switch)
Load
Resistance
- 36. Multiple Choice
What is Box B?
Current flow
Control (switch)
Power source
Resistance
- 37. Multiple Choice
What is Box C?
Current flow
Control (switch)
Power source
Resistance
- 38. Multiple Choice
What is Box D?
Power source
Control (Switch)
Load
Conductor
- 39. Multiple Choice
What is Box E?
Conductor
Load
Power source
Resistance
- 40. Multiple Choice
What is Box F?
Load
Current flow
Power source
Conductor
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