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Electric Circuits E-day
By Sandra Kuhn
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Last updated about 1 year ago
10 questions
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Question 1
1.
Question 2
2.
Question 3
3.
Question 4
4.
Question 5
5.
Ammeters are always connected in ___________ whereas voltmeters are always connected in _____________ in circuits.
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parallel
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series
Question 6
6.
Question 7
7.
Question 8
8.
Question 9
9.
Resistors in series are best described as ____________ dividers whereas resistors in parallel are ____________ dividers.
Other Answer Choices:
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power
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voltage
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energy
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current
Question 10
10.
Use this circuit to provide values for the following:
The voltmeter reading over the 12 Ω resistor = ________ V.
The total resistance of the parallel network = _________ Ω.
The current in the 12 Ω resistor = _________ A.
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0,33
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3,53
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0,28
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1,92
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4,0
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1,0
What is the unit of electric current?
Ohm
Watt
Ampere
Volt
What is the total resistance in this circuit?
5 Ω
6 Ω
10 Ω
25 Ω
What is the property of a material that opposes the flow of electric current called?
resistance
voltage
power
current
What is the resistance of the light bulb?
36 Ω
3,6 Ω
0,1 Ω
10 Ω
The diagrams show four circuits.
Which circuit contains two bulbs connected in parallel with each other, and contains an ammeter that measures the total current in the two bulbs?
A
B
C
D
What happens to the total resistance in a circuit if more resistors are connected in a series?
Stays the same
Increases
Goes to zero
Decreases
What happens to the total resistance when a new resistor is added in parallel?
It increases
It remains the same
It decreases
It depends on the value of the new resistor