There are ____p radians in a circle.
A. 1/2
B. 1
C. 2
D. 4
Answer: C
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____ window units are rigid and strong and require narrower members than other materials, producing a smaller sight line.
A. Wood B. Plastic C. Steel D. Glass
The ribs form the _____________________ cavity and protect internal organs such as the heart and lungs
Fill in the blank(s) with correct word
Why does oil slugging occur in a compressor?
A) Oil slugging is caused by a sudden return of large amounts of refrigerant oil. B) Oil slugging is caused by a sudden change in the amount of oil. C) Oil slugging is caused by a sudden change in oil temperature. D) Oil slugging is caused by a sudden change in oil pressure.
Unalloyed nickel is the metal used for:
A) Electroplating B) United States nickel coins C) Electric power lines D) All of the above