How long does it take to pull a deep vacuum?
What will be an ideal response?
There is no specific time. A deep vacuum is measured by vacuum level, not time.
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A delta-connected motor has _____.
a. 3 leads b. 6 leads c. 8 leads d. 9 leads
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The concrete form accessory shown in the figure above is a _____.
a. spacer
b. form tie
c. waler
d. spreader
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What is the difference between a face shield and an arc-rated face shield?_____________________________________________________________________
What will be an ideal response?
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The ratio of true power in watts to apparent power in volt-amps is called the ____.
A. true factor B. apparent factor C. power factor D. watts/volt-amps factor
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