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AEE CEM Exam Syllabus Topics:

AEE Certified Energy Manager (CEM) Sample Questions:

1. A three phase, 380-volt system, has the following voltage measurements:
Va = 375 volts
Vb = 380 volts
Vc = 391 volts
Calculate the percent voltage imbalance.

A) 1.1%
B) 5.5%
C) 6.2%
D) 3.4%
E) 2.4%

2. An energy-saving project costs $540,000. The project will have maintenance costs of $25,000 per year. The energy savings from the project are $160,000 per year. The project has a life of 10 years with no salvage value. The minimum attractive rate of return (MARR) is 10%. Using end-of-year cash flows, calculate the net- present value (NPV) of the project.

A) $289,575
B) $456,254
C) $311,556
D) $154,657

3. A new energy-efficient boiler costs $60,890 to buy and install. The new energy-efficient boiler will save
$15,400 per year and last for 20 years. What is the internal rate of return (IRR) of the project?

A) 20%
B) 25%
C) 30%
D) 15%
E) 10%

4. An outdoor parking area has 25 light poles. Each pole has a 420 Watt (ballast included) high-pressure sodium (HPS) luminaire. The parking area lights are illuminated 4,500 hours per year and the electricity cost is $0.08
/kWh. What is the annual energy cost reduction if each luminaire is replaced with a 220-Watt (driver included) LED luminaire?

A) $2,200/yr
B) $2,600/yr
C) $1,200/yr
D) $1,800/yr
E) $1,500/yr

5. According to ISO 50001. when performing internal audits on the energy management system in an organization the internal auditor should do which of the following?
SELECT THE CORRECT ANSWER

A) Focus on the areas of significant energy use
B) All of the above
C) Assess actual activities as practiced against what the written procedures state
D) Look for opportunities for energy improvement and to minimize bureaucracy in the energy management system
E) Review the written procedures related to the area under audit

Solutions: