Electricity: Ohm's law | Electricity Quiz

Electricity: Ohm's law

9th grade

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Physics

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20 QuestionsShow answers

Question 1
SURVEY
60 seconds
Q. What is current measured in?
answer choices
Ω (Ohms)
V (Volts)
A (Amps)
W (Watts)
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Question 2
SURVEY
60 seconds
Q. What is resistance measured in?
answer choices
Ω (Ohms)
V (Volts)
A (Amps)
W (Watts)
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Question 3
SURVEY
60 seconds
Q. What is Resistance?
answer choices
The flow of electrons
Electric potential difference
A battery
The ability to reduce the flow of electrons
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Question 4
SURVEY
60 seconds
Q. Electricity that flows in a closed path is called a
answer choices
path
current
circuit
light
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Question 5
SURVEY
30 seconds
Q.
Voltage divided by Resistance
(V / R)
answer choices
Current
Power
Ohms
Watts
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Question 6
SURVEY
60 seconds
Q. Current times Resistance equals
(I X R)
answer choices
Power
Voltage
Amperage
Ohm
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Question 7
SURVEY
60 seconds
Q.
Voltage divided by Current
(V / I)
answer choices
Current
Power
Resistance
Watts
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Question 8
SURVEY
60 seconds
Q. If the Voltage is increased and the resistance stays the same, Current will
answer choices
Increase
Decrease
Stay the same
X
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Question 9
SURVEY
60 seconds
Q. If the Voltage stays the same and Resistance is increased, Current will
answer choices
Increase
Decrease
Stay the same
X
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Question 10
SURVEY
60 seconds
Q. What size resistor would produce a 3 Amp current flow with a 12 Volt battery
answer choices
1 Ohm
3 Ohms
4 Ohms
12 Ohms
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Question 11
SURVEY
30 seconds
Q. How many Volts would it take to push 1 Amp through a resistance of 1 Ohm
answer choices
10 volts
1 volt
48 volts
5 volts
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Question 12
SURVEY
30 seconds
Q. What size resistor would produce a 3 Amp current flow with a 12 Volt battery
answer choices
1 Ohm
3 Ohms
4 Ohms
12 Ohms
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Question 13
SURVEY
60 seconds
Q. The plastic covering is there to:
answer choices
Provide a conductor for electrical energy to flow.
Provide an insulator so that electrical energy will not pass outside of the wires.
Provide a conductor so that electrical energy can NOT flow.
Provide an insulator so that electrical energy can flow.
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Question 14
SURVEY
30 seconds
Q. Factor which does not affect the resistance
answer choices
Type of material
Length of material
Mass of the material
Area of the material
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Question 15
SURVEY
300 seconds
Q. This circuit has a 24 volt battery and the resistor is 8 ohms. How many amps are running through the circuit?
answer choices
3 Amps
192 Amps
2 Amps
4 Amps
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Question 16
SURVEY
120 seconds
Q.
What is the name for the pressure that forces electrons to flow through a circuit?
answer choices
Voltage
Capacitance
Resistance
Current
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Question 17
SURVEY
180 seconds
Q. What is the Voltage of a circuit that has a resistance of 5 Ω and a current of 2 A?
answer choices
25 V
10 V
2.5 V
0.4 V
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Question 18
SURVEY
30 seconds
Q. What is this symbol?
answer choices
resistor
switch
battery
bulb
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Question 19
SURVEY
30 seconds
Q. If you decreases the resistance of a circuit, what happens?
answer choices
Current decreases
Current increases
Electrons disappear
Bulbs get brighter
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Question 20
SURVEY
30 seconds
Q. If you increase the voltage of a circuit, what happens?
answer choices
Current decreases
Current increases
Electrons disappear
Bulbs get dimmer
Tags: