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

## Problem 40PE Chapter 7

Physics: Principles with Applications | 6th Edition

• 2901 Step-by-step solutions solved by professors and subject experts
• Get 24/7 help from StudySoup virtual teaching assistants

Physics: Principles with Applications | 6th Edition

4 5 0 295 Reviews
22
2
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

Step 4 of 4

#### Related chapters

Unlock Textbook Solution

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

×
Get Full Access to Physics: Principles With Applications - 6th Edition - Chapter 7 - Problem 40pe

Get Full Access to Physics: Principles With Applications - 6th Edition - Chapter 7 - Problem 40pe

I don't want to reset my password

Need help? Contact support

Need an Account? Is not associated with an account
We're here to help