A hand-cranked generator can be connected to a number of light bulbs via a switch. Is it easier to turn the handle of the generator when the switch is open (i.e. no light bulbs illuminated) or closed, or does it not make any difference? Explain your answer.
A hand-cranked generator can be connected to a number of light bulbs via a switch. Is it easier to turn the handle of the generator when the switch is open (i.e. no light bulbs illuminated) or closed, or does it not make any difference? Explain your answer.
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Transcribed Image Text:A hand-cranked generator can be connected to a number of light bulbs via a switch.
Is it easier to turn the handle of the generator when the switch is open (i.e. no light
bulbs illuminated) or closed, or does it not make any difference? Explain your answer.
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