what is not a source of electrical energy battery price l dynamo and resistor
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Answer:A dynamo is an electrical generator that creates direct current using a commutator. Dynamos ... The few uses for electricity, such as electroplating, used direct current provided by messy liquid ... Dynamos were invented as a replacement for batteries. ... The dynamo begins rotating while not connected to an external load.
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A dynamo is an electrical generator that creates direct current using a commutator. Dynamos were the first electrical generators capable of delivering power for industry, and the foundation upon which many other later electric-power conversion devices were based, including the electric motor, the alternating-current alternator, and the rotary converter.
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