ELECTRICAL LEVEL 3 MODULE 3 QUESTIONS
WITH CORRECT ANSWERS | RATED A+
**1.1.0
Louvres are usually white or silvered are are made of metal or plastic strips in a vertical
orientation. If made in a they can often replace diffusers or prismatic lenses, to give better
glare control and reduce eye strain - CORRECT ANSWER -Small honeycomb or square pattern
**1.1.1
Semi direct lighting- of the luminaries emitted light is down ward with a smaller component
(10%-40%) upward to illuminate the celling and upper walls - CORRECT ANSWER -60%-
90%down and smaller 10%-40%up
1.1.2
NEMA types range from Luminaires have have separate designations for horizontal and
vertical beam spreads, such as type 2x3 to describe a narrow flood. - CORRECT ANSWER -
1(narrow) to 7(wide)
1.2.4
Over work surfaces, downlights are normally suspended at or below eye level. When mounted
above eye level, such as in a stairway, hall, and entryway, they are normally equipped with a
- CORRECT ANSWER -Louvre, diffuser or other bottom shielding
**1.3.2
The classification of a given area as to class, division, and group is the responsibility of the -
CORRECT ANSWER -Owner , insurance company or authority having jurisdiction
1.3.2 - CORRECT ANSWER -
1.4.0
WITH CORRECT ANSWERS | RATED A+
**1.1.0
Louvres are usually white or silvered are are made of metal or plastic strips in a vertical
orientation. If made in a they can often replace diffusers or prismatic lenses, to give better
glare control and reduce eye strain - CORRECT ANSWER -Small honeycomb or square pattern
**1.1.1
Semi direct lighting- of the luminaries emitted light is down ward with a smaller component
(10%-40%) upward to illuminate the celling and upper walls - CORRECT ANSWER -60%-
90%down and smaller 10%-40%up
1.1.2
NEMA types range from Luminaires have have separate designations for horizontal and
vertical beam spreads, such as type 2x3 to describe a narrow flood. - CORRECT ANSWER -
1(narrow) to 7(wide)
1.2.4
Over work surfaces, downlights are normally suspended at or below eye level. When mounted
above eye level, such as in a stairway, hall, and entryway, they are normally equipped with a
- CORRECT ANSWER -Louvre, diffuser or other bottom shielding
**1.3.2
The classification of a given area as to class, division, and group is the responsibility of the -
CORRECT ANSWER -Owner , insurance company or authority having jurisdiction
1.3.2 - CORRECT ANSWER -
1.4.0
