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Question
how does an electric generator generate an electric current? the generator
multiple choice
does work in moving electrons, which creates an electric field.
pushes electrons through a wire.
pulls electrons at the speed of light.
An electric generator operates based on electromagnetic induction. It does work on electrons (by mechanical means like rotation of coils in a magnetic field). This work - done on electrons creates an electric field which drives the electrons through a wire (the circuit). The statement "pulls electrons at the speed of light" is incorrect as electrons in a wire move at drift velocity (much slower than the speed of light). The key concept is that the generator does work on electrons to create an electric field that causes electron flow (current) through a wire.
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does work in moving electrons, which creates an electric field.