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Problem: A large household air conditioner may consume 15.0 kW of power. What is the cost of operating this air conditioner 3.00 hours per day for 30.0 days if the cost of electricity is $0.110 per kW-h?

FREE Expert Solution

We will use dimensional analysis for this problem.


Given:

  • consumption = 15.0 kW
  • time = 3.00 hours per day for 30.0 days
  • cost = $0.110 per kW-h


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Problem Details

A large household air conditioner may consume 15.0 kW of power. What is the cost of operating this air conditioner 3.00 hours per day for 30.0 days if the cost of electricity is $0.110 per kW-h?

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What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Dimensional Analysis concept. You can view video lessons to learn Dimensional Analysis. Or if you need more Dimensional Analysis practice, you can also practice Dimensional Analysis practice problems.