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WorksheetsAnalyzing Circuits
Total questions: 9
Worksheet time: 18mins
When the switch is opened, the LEDs that turn on are (a)
Match the switches with the lights that work when closed
White & Red
Close switch 1
White & Blue
Close switch 2
White & Yellow
Open switch 3
Cut wire 6. What happens?
Two lights turn off
One light turns off
All the lights work
None of the lights work
Cut wire 2. What happens?
All the lights turn off
None of the lights turn off
One light turns off
Two lights turn off
Which two wires can be cut and still allow all of the devices to work?
Wires 2 and 5
Wires 1 and 4
Wires 5 and 6
Wires 2 and 3
To make this circuit work, (a) needs to be changed.
Cut the wire in the space shown. How many bulbs stay lit?
1
2
3
0
Which operation results in only the blue bulbs working?
Close switch 1
Close switch 2
Close switch 3
Close switch 2 and 3
Open the circuits below. Which of these circuits will have three lights still lit?
The top circuit
The middle circuit
The bottom circuit
All of the circuits
