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

FREE Expert Solution

(a)

Average current:

i=PV

Power, P = E/t

Time, t, is one month = 30 days

t=(30days)(24h1day)(3600s1h)

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Problem Details

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

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

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