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Electric Circuits E-day

Last updated 10 months ago
10 questions
1

What is the unit of electric current?

1

What is the total resistance in this circuit?

1

What is the property of a material that opposes the flow of electric current called?

1

What is the resistance of the light bulb?

2
Ammeters are always connected in ___________ whereas voltmeters are always connected in _____________ in circuits.
Other Answer Choices:
parallel
series
1

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?

1

What happens to the total resistance in a circuit if more resistors are connected in a series?

1

What happens to the total resistance when a new resistor is added in parallel?

2
Resistors in series are best described as ____________ dividers whereas resistors in parallel are ____________ dividers.
Other Answer Choices:
power
voltage
energy
current
3
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.
Other Answer Choices:
0,33
3,53
0,28
1,92
4,0
1,0