How much energy in joules is contained in the battery

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Reference no: EM13285186

A 9-V flashlight battery has a rating of 1.8kWh. If the bulb draws a current of 100mA when lit; determine the following:

a)For how long with the flashlight provide illumination?

b)How much energy in joules is contained in the battery?

c)What is the battery's rating in ampere-hours?

Reference no: EM13285186

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