What is polarity?

What will be an ideal response?


Polarity refers to the direction of the flow of electricity in the welding circuit.

Trades & Technology

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A penstock drops 22 feet 7 inches in height.  What is the drop in inches??

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

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Cubic yards are typically used to measure:

A) Floor space in a home. B) Amounts of refrigerant. C) Small containers of oil. D) Large volumes of dirt.

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Workers’ compensation represents a compromise between the needs of employees and the needs of employers.