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Question 1
Question
What is the correct formula?
Answer
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Power = Voltage x Current
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Voltage = Current x Power
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Current = Voltage x Power
Question 2
Question
What is the correct formula?
Answer
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Power = Energy supplied ÷ Time
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Time = Power ÷ Energy Supplied
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Energy Supplied = Power x Time
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Power = Energy Supplied x Time
Question 3
Question
The common fuels used in power stations include:
Answer
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Fossil Fuels
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Nuclear Fuels
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Renewable Biomass
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Recycled Goods
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Water
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Electricity
Question 4
Question
A transformer is an electrical device that changes the _____ of an AC supply.
Answer
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Current
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Power
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Voltage
Question 5
Question
A transformer that increases the voltage is called a step _____ transformer
Answer
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Up
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Down