EXAMS 2026 SOLVED QUESTIONS 100%
CORRECT
◉ What type of lamp generally has the shortest life span and the lowest
efficiency?
Fluorescent
Mercury vapor
Metal Halide
Incandescent. Answer: Incandescent
◉ Which of the following is important when considering what type of
lighting to use in a space?
Color
Illumination
Room use
Efficacy
All of the above. Answer: All of the above
,◉ When there are multiple refrigerators in a home, you only use the
kWh/yr of the largest unit.
True or False. Answer: False
◉ Which of the following is NOT an advantage of CFLs over
incandescent bulbs?
Longer life span
More efficient
Initial cost
Versatility. Answer: Initial cost
◉ Which of these is a qualifying lighting location?
pantry
unconditioned basement
garage
attic. Answer: garage
◉ High-intensity discharge lamps save how much when they replace
incandescent fixtures?
,25%-45%
50%-60%
75%-90%
110%-120%. Answer: 75%-90%
◉ Which of the following is NOT a cause of energy waste from
lighting?
Illumination levels too low
Careless control
Incorrect lamp size
System is antiquated. Answer: Illumination levels too low
◉ When utilizing daylighting for indoor lighting, which of the following
is NOT important to consider?
Heat gain
Glare
Exterior wall color
Window glazing. Answer: Exterior wall color
, ◉ What percentage of energy used in dishwashing is consumed by the
water heater?
20%-30%
40-%-50%
60%-70%
80%-90%. Answer: 80%-90%
◉ The MEF (modified energy factor) for clothes washers takes into
account which of the following that the EF (energy factor) did not?
Drying potential
Cycle losses
Water efficiency
ENERGY STAR Ratings. Answer: Drying potential
◉ Which of the following is NOT an example of a way or feature to
reduce clothes dryer runtime?
Humidity sensors
Full loads
Line drying
Ensuring a clean lent trap. Answer: Full loads