The cost of electricity varies widely throughout the United States; $0.120/kWh is a typical value. At this unit price, calculate the cost that would result from each of the following: (a) leaving a 80.0 W porch light on for 2 weeks while you are on vacation $ (b) Making a piece of dark toast in 3.00 min with a 1000 W toaster. $ (c) drying a load of clothes in 40.0 min in a 5700 W dryer $

Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter21: Current And Direct Current Circuits
Section: Chapter Questions
Problem 26P
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The cost of electricity varies widely throughout the United States; $0.120/kWh is a typical value. At this unit price, calculate
the cost that would result from each of the following:
(a) leaving a 80.0 W porch light on for 2 weeks while you are on vacation
$
(b) Making a piece of dark toast in 3.00 min with a 1000 W toaster.
$
(c) drying a load of clothes in 40.0 min in a 5700 W dryer
$
Transcribed Image Text:The cost of electricity varies widely throughout the United States; $0.120/kWh is a typical value. At this unit price, calculate the cost that would result from each of the following: (a) leaving a 80.0 W porch light on for 2 weeks while you are on vacation $ (b) Making a piece of dark toast in 3.00 min with a 1000 W toaster. $ (c) drying a load of clothes in 40.0 min in a 5700 W dryer $
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