Under normal conditions the pipes in the non-automatic sprinkler systems are dry. Water is supplied when necessary by pumping water into the system through
A. roof manifold
B. OS & Y valve
C. the siamese connection
D. gravity tank
Answer: C. the siamese connection
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The reason for incandescent lamp surge current when initially switched on is attributed to__________.
A. Lenz's law B. CEMF C. the positive temperature coefficient of tungsten D. the negative temperature coefficient of tungsten
In using payoff matrices, we multiply each potential payoff associated with a decision
alternative by its probability and sum the answers. What do we determine using this procedure?
a. An expected value b. A probability estimate c. The amount we will make if we implement the alternative d. The decision value e. The optimal value of the alternative
Concrete mix designs are based on information provided by the ____
a. architect b. engineer c. OSHA d. landscaper
____ welding or brazing is best suited to large-volume production runs because of the expense involved in special jigs and fixtures.
A. Machine B. Manual C. Automatic D. Semiautomatic