ELEC 6006 - Lighting Systems (Chp 14)

Question 1

The efficiency of each type of lamp is affected by its:

A) Voltage
B) Location
C) Wattage
D) Frequency
E) Types of contro

Answer 1

C) Wattage

Question 2

Low voltage switching of lighting:

A) Requires halogen bulbs
B) Requires control relays
C) Cannot be used with fluorescent lights
D) Cannot be used with high bay metal halide lights
E) Requires low voltage lights

Answer 2

B) Requires control relays

Question 3

A luminaire is a:

A) Lamp ballast
B) Complete lighting unit
C) Type of lamp
D) Type of light refractor
E) Type of light reflector

Answer 3

B) Complete lighting unit

Question 4

Ambient lighting can be improved by two types of lighting:

A) Fluorescent and incandescent
B) Reflective and refractive
C) General and local
D) Direct and indirect
E) Natural and artificial

Answer 4

D) Direct and indirect

Question 5

Cleaning of lamps should be done:

1. Every 6 months
2. Every 5 years
3. Never
4. To coincide with lamp replacement
5. No less than every 3 years

A) 4
B) 2
C) 3
D) 4, 5
E) 1

Answer 5

D) 4, 5

Question 6

A lighting system should be maintained to provide:

A) The lowest operating cost
B) The highest efficiency
C) The maximum amount of light available
D) Adequate light at minimum cost throughout year to year operation
E) The least amount of light necessary to keep the facility functioning

Answer 6

D) Adequate light at minimum cost throughout year to year operation

Question 7

Switching lighting from multiple locations requires:

A) Double pole switches
B) Single pole switches
C) Double pole circuit breaker
D) 3 and 4-way switches
E) Multiple circuits

Answer 7

D) 3 and 4-way switches

Question 8

Occupancy sensors are:

A) Packaged switches
B) Modulating switches
C) Semi-automatic switches
D) Self-regulating switches
E) Automatic switches

Answer 8

E) Automatic switches

Question 9

The emergency lighting system shall be arranged to provide the required illumination automatically in the event of any interruption of normal lighting due to any of the following:

1. Inadvertent disconnection of a circuit panel or switchboard
2. Failure of a building’s electrical system
3. General power failure
4. Light bulbs burn out

A) 1, 2, 3
B) 1, 2
C) 1, 3, 4
D) 1, 3
E) 3, 4

Answer 9

A) 1, 2, 3
NOTE: DISCONNECTION
FAILURE ELECTRICAL SYSTEM
POWER FAILURE

Question 10

The life safety code requires that emergency lighting be provided for means of exit in:

A) All multiple residence units
B) Office buildings with occupancies of 300 or more people
C) All educational and institutional occupancies
D) Places of assembly of less than 300 people
E) All occupied spaces indoors

Answer 10

C) All educational and institutional occupancies

Question 11

Occupancy sensors can pay for themselves in:

A) 2 years
B) 1 year
C) 5 years
D) 3 years
E) 2 months

Answer 11

A) 2 years