Your electrical bill states that you used 840 kilowatt-hours of energy in January. Determine your total electrical energy use, in joules. A) 2,688,000,000 joules B) 3,024,000,000 joules C) 268,800,000 joules D) 302,400,000 joules

Your electrical bill states that you used 840 kilowatt-hours of energy in January. Determine your total electrical energy use, in joules. A) 2,688,000,000 joules B) 3,024,000,000 joules C) 268,800,000 joules D) 302,400,000 joules

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter12: Thermal Energy

Section12.2: Changes Of State And The Laws Of Thermodynamics

Problem 21PP

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Question

Your electrical bill states that you used 840 kilowatt-hours of energy in January.

Determine your total electrical energy use, in joules.
A) 2,688,000,000 joules B) 3,024,000,000 joules
C) 268,800,000 joules D) 302,400,000 joules

Expert Solution

Step 1

Given data

The amount of energy used as stated in the electrical bill is E = 840 kilowatt-hours.

The unit conversion is given as,

1 kWh = 3.6 x 10⁶ J

Step by step

Solved in 2 steps

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