16
QuizMultiple Choice

Energy

Question 16 • TX-Chemistry B-CR

A generator contains a coil that spins to produce an electric current. How is energy transformed by using a generator?

Answer
A
Thermal energy is transformed to potential energy.
B
Thermal energy is transformed to mechanical energy.
C
Chemical energy is transformed to electromagnetic energy.
D
Mechanical energy is transformed to electromagnetic energy.

Explanation

A generator produces electric current when mechanical motion spins a coil in a magnetic field. The spinning motion’s mechanical energy is converted into electromagnetic energy (electrical energy). Therefore, the correct choice is D, “Mechanical energy is transformed to electromagnetic energy.”

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