When a number is stated as a percentage, it means that number represents a portion of _____
A) 50
B) 100
C) 250
D) 1,000
Answer: B
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In a mechanical governor, the speed of the governor gear creates a(n) ____ force, which causes the flyweights to move outward.
a. centrifugal b. opposing c. frictional d. gravitational
The French wanted to control the interior basin of Louisiana because they
A. liked its climate. B. wanted to keep the area unfortified. C. sought to block imperial encroachment by Spain in the Gulf of Mexico region. D. feared Dutch expansion into the territory. E. saw it as a dumping ground for undesirables.
The most common fan used for moving air through ductwork in residential air conditioning is:
A) Vane axial. B) Forward-curved centrifugal. C) Propeller. D) Backward-curved centrifugal.
Plumbing schedules provide specific information regarding:
A. plumbing equipment B. fixtures C. supplies D. all of the above E. none of the above