Technician A says moving magnetic fields are a source of electrical energy in an automobile. Technician B says chemical reaction is a source of electrical energy in an automobile. Who is correct?
A) A only
B) B only
C) both A and B
D) neither A nor B

Question

Quizplus · Accepted Answer

Technician A is correct because moving magnetic fields are used in alternators to generate electrical energy. Technician B is also correct because chemical reactions in the battery provide electrical energy.

Technician a Says Moving Magnetic Fields Are a Source of Electrical