Question
1. A current of 5.83 A is used to produce the microwave radiation in a microwave oven. If the voltage across the oven is 120V,
1. A current of 5.83 A is used to produce the microwave radiation in a microwave oven. If the voltage across the oven is 120V, how much does it cost to run the microwave for 12 minutes if electrical energy costs $.126/kWh?
2. A refrigerator uses a current of 1.2 A and a voltage of 116 V. How much does it cost to run this refrigerator for one week if electrical energy costs $.053/kWh?
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College Physics
Authors: Raymond A. Serway, Jerry S. Faughn, Chris Vuille, Charles A. Bennett
7th Edition
9780534997236, 495113697, 534997236, 978-0495113690
