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Aleonysh [2.5K]
3 years ago
13

A toaster is plugged into a 132 volt household circuit it draws the amps of current If you use a toaster 2 hours a week how much

energy do you use in kWh
Physics
1 answer:
Ne4ueva [31]3 years ago
8 0
There is a missing data in the text of the problem: the current drawn is 0.5 A (found on internet)

Solution:
The power used by the toaster is the product between the voltage V and the current I:
P=VI=(132 V)(0.5 A)=66 W=0.066 kW

The toaster is used for a time of 2 hours: t=2h, therefore the energy used is equal to
E=Pt =(0.066 kW)(2 h)=0.132 kWh
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