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(a) What is the available energy content, in joules, of a

Physics: Principles with Applications | 6th Edition | ISBN: 9780130606204 | Authors: Douglas C. Giancoli ISBN: 9780130606204 3

Solution for problem 40PE Chapter 7

Physics: Principles with Applications | 6th Edition

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Physics: Principles with Applications | 6th Edition | ISBN: 9780130606204 | Authors: Douglas C. Giancoli

Physics: Principles with Applications | 6th Edition

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Problem 40PE

(a) What is the available energy content, in joules, of a battery that operates a 2.00-W electric clock for 18 months? (b) How long can a battery that can supply 8.00×104 J run a pocket calculator that consumes energy at the rate of 1.00×10?3 W ?

Step-by-Step Solution:

Step-by-step solution Step 1 of 4 The equation to find the power is, Here is the power, is the energy and is the time taken. Step 2 of 4 (a) Use the above formula to find the available energy content of a battery, Substitute for and for . Therefore, the available energy content of a battery is .

Step 3 of 4

Chapter 7, Problem 40PE is Solved
Step 4 of 4

Textbook: Physics: Principles with Applications
Edition: 6
Author: Douglas C. Giancoli
ISBN: 9780130606204

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(a) What is the available energy content, in joules, of a

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