Chapter 4 Design, Operation, and Maintenance Part II Flashcards
Joseph is selecting lighting for a general office area where worker density is high. what tpe of lighting would be most effective? A. uniform lighting b. non uniform lighting C. accent lighting d. flexible lighting
A. uniform lighting.
If Ben is concerned with bulb-lamp size, he would be concerned with the _______.
a. lumens
b. volts
c. maximum overall length
d. life hours
c. max. overall length (MOL)
In order to reduce glare, Greta is installing a shielding device, which consists of a ceiling mounted tapered cylinder whose side walls reflect and focus light from the lamp. This is a ________.
a. baffle
b. diffuser
c. couver
d. recessed cone
d. recessed cone
The property manager wants to directly replace the facility’s T-12 lamps with a more efficient lamp. which can he select?
a. t-5
b. t-6
c. t-8
d. compact flourescent
c. t-8
Bob would like to select an efficient ballast for a t-12 lamp. What type of ballast should he select?
a. EM
b. ME
c. EL
d. LE
C. EL
Property manager Diane is tasked with lighting a stairwell. What type of flourescent lamp fixture will Diane most likely select?
a. recessed troffer fixtures
b. ceiling-mounted wraparound fixtures
c. open reflector fixtures
d. suspended fluorescent lighting fixtures
b. ceiling-mounted wraparound fixtures
The property manager wants to avoid _____lamps as these are the least efficient HID lamps.
a. high-pressure sodium
b. low-pressure sodium
c. mercury
d. metal halide
c. mercury
The best type of nonfluorescent lighting fixture a property manager should select for a wide office cafeteria with a risk of lamp breakage would be _______.
a. open-bottom downlights
b. closed-bottom downlights
c. surface-mountedlluminous enclosures
d. open bottom luminous enclosures
b. closed-bottom downlights
Installing time-switched circuits can result in energy savings of ______
a. 10 to 15 percent
b. 15 to 25 percent
c. 25 to 50 percent
d. 50 to 75 percent
c. 25 to 50 percent
lamp cleaning is usually needed no more than once a year and no lest often than once every _______years
a. two
b. three
c. four
d. five
b. three