Online Access Free AEE.CEM.v2026-04-22.q63 Practice Test (Page 8)

CEM Exam Question 31

If outside air has a temperature of 25°C dry bulb and 15°C wet bulb, what is the enthalpy of the air?

A.42 kJ/kg

B.52 kJ/kg

C.62 kJ/kg

D.32 kJ/kg

CEM Exam Question 32

What is the main reason for using instrumentation in energy audits?

A.Save energy

B.Determine energy flows

C.Validate utility energy bills

D.Support the local economy

CEM Exam Question 33

Which of the following color temperatures looks more like daylight?

A.6,500 K

B.2,500 K

C.4,500 K

D.3,500 K

CEM Exam Question 34

A refrigerant-to-water heat exchanger can be added to air-conditioning equipment to heat water using the waste heat in the vapor compression refrigerant cycle. Where is this type of heat exchanger located in the refrigerant loop?

A.After the compressor, before the condenser coil

B.After the evaporator coil, before the compressor

C.After the expansion valve, before the evaporator coil

D.After the condenser coil, before the thermal expansion valve

CEM Exam Question 35

Which motor parameter is the most difficult to measure with precision?

A.Operating (rotating) speed

B.Input power

C.Output power capacity

D.Operating load factor

E.Alternating current (AC) frequency

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CEM Exam Question 31

CEM Exam Question 32

CEM Exam Question 33

CEM Exam Question 34

CEM Exam Question 35

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