Aee actualtests aee Cem Questions Answers by Marley q65 vce pdf

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Exam Name:	Certified Energy Manager (CEM)
Exam Code:	CEM Dumps
Vendor:	AEE	Certification:	Energy Management
Questions:	130 Q&A's	Shared By:	marley

Question 16

A facility has a monthly peak power demand of 1,000 kW and an average power factor of 80%. The facility pays a demand charge of $7.50/kVA-month. What is the additional cost per month because the power factor is less than 100%?

Options:

$0/month

$187/month

$1,875/month

$2,244/month

$3,370/month

Discussion

Question 17

Which is the best application for variable-speed drives?

Options:

Reciprocating air compressor

Waste-water sewer lift pump

Centrifugal fan motor in a variable-air volume air-conditioning system

Centrifugal fan motor in a multi-zone air conditioning system

Discussion

Question 18

According to the institute of Electrical and Electronic Engineers (IEEE) standard 519. "Recommended Practices and Requirements for Harmonic Control in Electrical Power Systems." the maximum total harmonic distortion (THD) for general low voltage systems less than 600 votts) should be:

SELECT THE CORRECT ANSWER

Options:

Less than 20%

Less than 10%

Less than 5%

Less than 1%

Greater than 1%

Discussion

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Question 19

What is the uniform series present worth factor (P/A, i%, n) for an annual interest rate of 15% and a lifetime of 20 years?

Options:

0.160

0.214

4.676

6.259

Discussion

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