Before beginning a cutting operation, you should complete a _____
a. safety survey
b. hazard awareness worksheet
c. project assessment
d. job hazard analysis
d
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Which of these statements about modern mass air flow sensors is true?
A. The sensor alters a reference voltage. B. The sensor uses a hot wire for sensing air temperature. C. The sensor produces a digital signal. D. The sensor uses voltage to sense air flow.
There are two types of joints in buildings: static joints (non-movement joints) and dynamic joints (movement joints). What is the advantage of movement joints over static joints?
What will be an ideal response?
The amount of ice required for a salad bar is approximately:
A) 6 pounds per cubic foot. B) 30 pounds per cubic foot. C) 5 pounds per cubic foot. D) 3 pounds per cubic foot.
Assume a branch circuit rated at 90 A is to be installed using copper wire with type THW insulation. Use the accompanying table to determine what size conductor should be used for this installation.
a. #2 AWG copper conductor
b. #3 AWG copper conductor
c. #4 AWG copper conductor
d. #6 AWG copper conductor