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The client only needs 20-30 hours to learn our CEM learning questions: Certified Energy Manager (CEM) and then they can attend the test. Most people may devote their main energy and time to their jobs, learning or other important things and can't spare much time to prepare for the test. But if clients buy our CEM training materials they can not only do their jobs or learning well but also pass the test smoothly and easily because they only need to spare little time to learn and prepare for the test.

AEE Certified Energy Manager (CEM) Sample Questions:

1. A 50-Hz alternating current (AC) induction motor has 3 pole pairs (6 poles). What is the synchronous speed of the motor?

A) 1,500 rpm
B) 750 rpm
C) 600 rpm
D) 1,000 rpm

2. An energy project implemented today saves $10,000 per year for the next 20 years. Using the 5% interest table, determine the total value of savings at the end of the 20th year?

A) $330,660
B) $124,620
C) $146,907
D) $200,000
E) $496,991

3. A cooling tower is delivering water to a chilled-water plant. The cooling tower outlet temperature has a 6°C approach temperature to the ambient air, wet-bulb temperature. The outside air conditions are 20°C dry bulb,
60% relative humidity. Using the psychrometric chart, at what temperature can the cooling tower deliver water to the chilled-water plant?

A) 25°C
B) 17°C
C) 21°C
D) 13°C

4. If outside air has a temperature of 30°C dry bulb and 20°C wet bulb, what is the dew point temperature?

A) 20°C
B) 25°C
C) 15°C
D) 30°C

5. A heat pump water heater has an annual average coefficient of performance (COP) of 2.1 and heats water from 15°C to 50°C. Hot water use is 100 liters per day, 365 days/yr. The electricity cost is $0.10/kWh. What is the annual water heating cost? (The specific heat of water (C) is 4.2 kJ/kg-°C.)

A) $88.29/year
B) $70.97/year
C) $44.88/year
D) $64.66/year
E) $52.20/year

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