Helium is ____.

A. a by-product of the natural gas industry
B. heavier than air
C. much cheaper than argon
D. used with alternating current


Answer: A

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Heated alkaline materials cut grease very well.

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

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NMTeX Oil owns several gas wells in Carlsbad, NM. Revenue from the wells has been increasing according to an arithmetic gradient for the past 5 years. The rev­enue in year 1 from well no. 24 was $390,000 and it increased by $15,000 each year thereafter. Determine (a) the revenue in year 3, and (b) the equivalent an­nual worth of the revenue through year 5. Assume an interest rate of 10% per year.

What will be an ideal response?

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____ machines are adjusted by turning a handwheel that moves the internal parts closer together or farther apart.

A. Movable coil B. Tap type C. Inverter D. Transformer

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Problems or questions about your job should be discussed with:

What will be an ideal response?

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