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Solved: (a) What is the available energy content, in

Chapter 7, Problem 40

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QUESTION:

 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 ?

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QUESTION:

 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 ?

ANSWER:

 Problem 40PE

Solution 40 PE

Step 1 of 3:

In this question, we need to find the energy content of a battery

In the second part, we need to find the how long can a battery run a pocket calculator that consumes energy

Data given

Power

Time

Energy

Power

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