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Introduction to Electricity - Certification Quiz
REV 20250912a
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In electricity, higher voltage means:
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1 point
Less push on the charges
A stronger push on the charges
A slower flow of current
No change in the current
What represents
current
in the pump sprayer analogy?
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The water flowing into the beaker
The number of times you pump the handle
The amount of air in the sprayer
The tightness of the nozzle
If the voltage is low, what happens to the flow of electricity?
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It increases
It stays the same
It is small
It becomes dangerous
In the pump sprayer analogy, which value represents
voltage
?
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1 point
The size of the nozzle
The pressure inside the tank
The amount of water in the beaker
The weight of the sprayer
In the sprayer analogy, what does resistance represent?
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1 point
The color of the water
The nozzle restricting the flow
The temperature of the water
The size of the beaker
Why are covers and barriers placed over electrical parts? Select the best answer.
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To keep dust out
To make the equipment look better
To keep you safe from dangerous voltages
To save electricity
When the nozzle is tightened, what happens to the total amount of water coming out over time?
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1 point
It increases
It decreases
It stays the same
It becomes dangerous
Which of these is TRUE about voltage safety?
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Low voltage is always dangerous
High voltage can cause serious injury or death
Household voltage is always safe to touch
Voltage does not matter for safety
How is electricity different from the sprayer analogy?
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Electricity must flow in a complete circuit (loop), but water does not
Electricity is heavier than water
Electricity cannot cause injury
Electricity only flows downhill
What is required for electricity to flow in a circuit?
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1 point
A complete loop
An open panel
A tightened nozzle
A large beaker
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