Physics · Alternating Current

An alternator with 10 poles is running at 120 r.p.m. The frequency of the produced alternating voltage and current is ______.

Verified Solution4 OptionsUpdated: October 2026👁️1 View

120 hertz
240 hertz
310 hertz✓
41 hertz

Correct answer

10 hertz

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An alternator with 10 poles is running at 120 r.p.m. The frequency of the produced alternating voltage and current is ______.

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