Transformers, except for small sizes, are often supplied with ___________________ to compensate for abnormally low or high primary voltage.
Fill in the blank(s) with the appropriate word(s).
winding taps
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Sometimes the the concrete footings are placed in the ____________of the excavation to support the entire weight of the building.
A. Bottom B. Top C. Right of the site D. Left of the site
Hybrid systems contain both digital and analog circuits
Indicate whether the statement is true or false
The backlash is less than specifications (too low). This will cause the ring gear tooth pattern to be too close to the ________.
A) Face B) Flank C) Toe D) Heel
Restaurants, nightclubs, and casino applications all require
A) Large quantities of additional humidification due to the high occupancy rates B) High rates of ventilation to exhaust odors and fumes C) Quieter systems than other types of commercial structures D) Extra heating due to the high occupancy rates