7
QuizMultiple Choice

Electricity — Test

Question 7 • Physics

What do transformers do in the generation and distribution of electrical energy? Choose two correct answers.

Answer
A
turn generators
B
turn turbines
C
decrease voltage
D
increase voltage
E
convert water into steam

Explanation

Transformers change the voltage of electrical energy: they can increase it for efficient long-distance transmission and decrease it for safer use in homes and businesses. They do not turn generators or turbines, or convert water into steam.

AI-written and checked against the verified answer.

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