To prevent gas and odor from entering a facility, a condensate drain system includes a(n) _____.
a. expansion tank
b. runout connection
c. protection shield
d. P-trap
d. P-trap
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Controlling algae or slime in open recirculating systems involves using chemical treatments and _____.
a. cleaning the equipment thoroughly at regular intervals b. injecting scavenger microorganisms into the makeup water c. keeping the temperature of the water in the sump below 60°F d. restricting the air current path to the cooling tower periodically
For a video shot in a city park, all of the following are examples of natural sound except:
a. birds chirping b. planes passing overhead c. children playing nearby d. post-production voiceover
Name the three stages at which wool can be dyed
What will be an ideal response?
What is the normal allowable source voltage deviation from the motor's nameplate voltage rating?
A) The source voltage can be any voltage equal to or less than the motor nameplate voltage. B) A deviation of 10 volts is normally allowable. C) A deviation of 10% of the nameplate rating is allowable. D) No deviation is allowed. The voltage must be exactly what the nameplate calls for.