The power source of a hydraulic system is __________.
A. a compressor
B. a pump
C. gravity
D. a boiler
Answer: B
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A 
? increase in a 21.6 mph air speed results in an air speed of 5.4 mph.
Answer the following statement true (T) or false (F)
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Overload units are designed to open their contacts when the motor current reaches ____ of full-load current.
a. 95% to 105% b. 105% to 115% d. 125% to 135%
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Which of the following is a typical cylinder head tightening sequence?
A. From the center to the outside B. Front to rear C. Outside to inside D. None of the above
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What type of line is used to show the boundary of a broken-out section?
What will be an ideal response?
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