You want to create the most fantastic holiday light show in your neighborhood. Y

Question

You want to create the most fantastic holiday light show in your neighborhood. You have purchased 100 sets of lights with each set having 100 bulbs connected in series. Each bulb has 1 Ohms of resistance and requires 0.01A before it will turn on. Unfortunately, your house has no outdoor electrical outlets. You decide to power your light show by connecting all 100 light sets in series and then connecting the lights to your car battery. Your car battery is rated at 12V and 0.1 ampere-hour. Will your car battery be able to power your light show?

Explanation / Answer

P of circuit=I^2R=.01^2*100=.01 P of battery=12*.1/60=.02 As it is more than that of circuit, it can power your show.

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