SOLUTION: how many joules of electrical energy are required to run a 5 watt radio for 30 minutes?(Hint:Pxt,P=watts of power,t=seconds of time)

Question 732043: how many joules of electrical energy are required to run a 5 watt radio for 30 minutes?(Hint:Pxt,P=watts of power,t=seconds of time)
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
how many joules of electrical energy are required to run a 5 watt radio for 30 minutes?(Hint:Pxt,P=watts of power,t=seconds of time)
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P = 5 watts * 30 minutes * 60 sec/minute
P = 9000 watt-seconds = 9000 Joules

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