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- 1. Multiple Choice
Materials that cut down or resist the flow of charges are called?
conductor
insulator
resistor
circut
- 2. Multiple ChoiceA conductor is?material that current can pass through easilymaterial that current cannot pass through easilymagnetelectric current
- 3. Multiple Choice
One amp is defined as the rate of charge flow equal to __ coulomb per second.
3
2
4
1
- 4. Multiple Choice
What is the power when a voltage of 120 V drives a 2-A current through a device?
120 Watts
360 Watts
240 Watts
- 5. Multiple Choice
A circuit with only one path for the current to flow is a __________________.
parallel circuit
series circuit
mini circuit
device
- 6. Multiple Choice
How many Volts would we need to produce a current of 8 Amps through a 6 Ohm resistor?
1.33 volts
24 volts
0.75
48 volts
- 7. Multiple Choice
A light circuit is operating at 75 Volts. What is the circuit's current if the resistance is 5 Ohms?
375 Amps
50 Amps
15 Amps
0.07 Amps
- 8. Multiple Choice
What resistance is needed to cause a 20A current flow with a 100V battery?
0.2Ώ
2000Ώ
200Ώ
5Ώ
- 9. Multiple ChoiceWhat kind of circuit is this?seriesparallelsolocircle
- 10. Multiple Choice
A shorthand method to represent the arrangement of the parts in a circuit is known as a(n):
circuit diagram
closed circuit
electric charge
switch
- 11. Multiple Choice
An equation that states current = voltage / resistance is known as:
potentiometer
Kirchoff's current law
Ohm's law
resistor
- 12. Multiple Choice
If the voltage across the battery was 10V in this diagram, what would be the voltage across each light bulb?
10V
5V
20V
0V
- 13. Multiple ChoiceIf a circuit has 12 amps of current and the resistance is 20 ohms, the applied voltage is _____.120V240V270V380V
- 14. Multiple ChoiceIf two 10-ohm resistors are connected in series, what is the total resistance of these resistors?100 ohms20 ohms5 ohms1 ohm
- 15. Multiple Choice
When there is only one path for electrons to move through it is called a _____. When one light goes out, they all go out.
closed circuit
parallel circuit
series circuit
open circuit
- 16. Multiple Choice
This image represents what type of circuit?
open
circular
series
parallel
- 17. Multiple Choice
A circuit with 3 resistors, 10 Ohms, 30 Ohms and 20 Ohms are in series. What is the total resistance
30 Ohms
50 Ohms
60 Ohms
100 Ohms
- 18. Multiple ChoiceA material in which electrons are not able to move easilyCircuitInsulatorResistanceConductor
- 19. Multiple Choice
What is the resistance of a lamp that draws a current of 0.20A when connected to a 12V source?
60Ω
2.4Ω
0.017Ω
12Ω
- 20. Multiple ChoiceWhat size resistor would produce a current flow of 5 Amps with a battery voltage of 12.6 volts60 Ohms2.52 Ohms1.71 ohms5.04 Ohms
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