Energy Calculations Quiz 1. Assume you use an air conditioner for a total of 280 days a year. The unit is on for 20 hours a day at a rate of 6.5 kWh per hour. The electric company charges you $0.14/kWh. What is the total amount of kJ used by the air conditioner in one year? •What is the cost of running the air conditioner for a total of 5 years?

Energy Calculations Quiz 1. Assume you use an air conditioner for a total of 280 days a year. The unit is on for 20 hours a day at a rate of 6.5 kWh per hour. The electric company charges you $0.14/kWh. What is the total amount of kJ used by the air conditioner in one year? •What is the cost of running the air conditioner for a total of 5 years?

An Introduction to Physical Science

14th Edition

ISBN:9781305079137

Author:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres

Publisher:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres

Chapter4: Work And Energy

Section4.4: Power

Problem 2PQ: Electric bills from power companies charge for so many kilowatt-hours (kWh). What are we paying for?

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