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Problem: A typical American family uses 1000 kWh of electricity a month.(a) What is the average rms current in the 120 V power line to the house?(b) On average, what is the resistance of a household?

FREE Expert Solution

(a) 

I=PV

Convert Energy to power:

P=Et

Assume 1 month = 30 days:

t=(30 days)(24 h1 day)

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Problem Details

A typical American family uses 1000 kWh of electricity a month.

(a) What is the average rms current in the 120 V power line to the house?

(b) On average, what is the resistance of a household?


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