Which of the following conditions cause an unmeasurable disturbance?

A. a worn stem valve
B. a sensor out of tolerance
C. a controller programmed incorrectly
D. all of the above


Answer: D

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A cylinder that applies force in two directions is called a _____ cylinder

a. double-acting b. single-acting c. rotary d. dual

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Refer to the figure above. Which of the symbols represents a V-groove weld-both sides?



a. Symbol A
b. Symbol B
c. Symbol C
d. Symbol D

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Moment-resisting connections are designed to resist both _______________ and _______________.

Fill in the blank(s) with the appropriate word(s).

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Describe the benefits of compact fluorescents (CFLs).

What will be an ideal response?

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