Aee chinesedumps legit Cem Exam Download by Layla-rose q91 vce pdf

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Exam Name:	Certified Energy Manager (CEM)
Exam Code:	CEM Dumps
Vendor:	AEE	Certification:	Energy Management
Questions:	144 Q&A's	Shared By:	layla-rose

Question 32

For general indoor residential lighting applications, which light source can provide the most appropriate illumination with the highest efficacy?

Options:

Incandescent

Compact fluorescent (CFL)

Mercury vapor (MV)

Light-emitting diode (LED)

Low-pressure sodium (LPS)

Discussion

Question 33

Lighting systems operate with a certain recoverable light loss factor. Control systems with photocell sensor inputs combined with dimming ballasts can be used to regulate dimming levels to maintain a continuous light level in the work space. Which of the following best describes this type of control?

Options:

Closed-loop controller

Open-loop controller

Demand-limiting controller

Two-position controller

Discussion

Question 34

A facility uses 250,000 kWh in a 31-day billing period. The peak demand in the billing period is 1,200 kW. What is the facility partial load factor?

Options:

28%

33%

45%

66%

77%

Discussion

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Question 35

An office building is illuminated with T8 fluorescent lamps. Which of the following is the best schedule for group relamping (total replacement of all the T8 fluorescent lamps in the building)?

Options:

When you reach 70% of the rated lamp life

Every 4 years

When 25% of the lamps have failed

When 20% of the ballasts have failed

When the building owner changes

Discussion

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