Some manufacturers recommend draining the oil from the vacuum pump after each use to prevent pump __________.

A. contamination
B. corrosion
C. drainage
D. leakage


Answer: A

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When drywall nail heads work up from under the finished surface after installation is complete, the job is said to have _____.

a. dimples b. nail pops c. nail bumps d. ripples

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Voluntary compliance with third-party standards is an increasingly common way that companies are creating social and environmental accountability. Why are these standards usually developed for management systems and not specific products?

What will be an ideal response?

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Derivative action in a controller causes the final control element to change rapidly with rapid changes in the error

Indicate whether the statement is true or false

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Photodetectors can be used to sense the presence or absence of almost any object.

Answer the following statement true (T) or false (F)

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