The period of most AC waveforms is measured in units of:
A) cycles. B) seconds. C) alternations. D) revolutions.
B
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____________________ is the difference in time between when the voltage was applied to the inductor coil and current started to flow through the coil.
Fill in the blank(s) with the appropriate word(s).
The finishing defect called ridging is also described as _____.
a. picture framing b. eruption c. seaming d. furrowing
Because a scroll compressor's has fewer moving parts, it operates much quieter than other compressor designs and technologies.
Answer the following statement true (T) or false (F)
A sectional view established by revolving 90 degrees, in place, into a plane perpendicular to the line of sight, generally used to show the cross section of a part or feature that has consistent shape throughout the length.
A. Removed section B. Revolved section C. Aligned section D. Offset section E. none of the above