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Certified Energy Auditor Practice Test

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Certified Energy Auditor Practice Test

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Certified Energy Auditor Practice Test
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Demonstration
Question 1
1 point
1/3
A car park lighting system draws 25 kW for 24 hours daily. If dimming the lights to 20% for 10 hours each day costs $1,500, and the electricity rate is $0.10 per kWh, what is the simple payback period?

Question 2
1 point
2/3
The office building replaces its 40 W fluorescent lamps with 20 W LEDs. Each LED light costs $10.00, the electricity rate is $0.09 per kWh, and the lights operate for 2,000 hours annually. Determine the simple payback period.

Question 3
1 point
3/3
An air compression system functions at 100 psi and consumes 600,000 kWh annually. If the system pressure is reduced to 90 psi, what are the estimated energy savings?

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DEMONSTRATION
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