Why are time-delay fuses or HVACR-rated circuit breakers used?
A) They are required to meet current electrical codes.
B) They are easier to install than standard fuses and circuit breakers.
C) They are used to prevent nuisance tripping when the compressor starts.
D) They are cheaper than standard fuses and circuit breakers.
C
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When block work is gradually adjusted so that a difference in height is not evident, it is said to be _____ .
A. leveled B. differentiated C. humored D. parged
Grass plants have a fibrous root system
Indicate whether the statement is true or false
?What two terms do welders often use interchangeably when speaking about welding current?
A. ?arc length and heat B. ?AC and DC C. ?heat and amperage D. ?voltage and amperage
Assume alternatives A and B are being evaluated by the rate of return method against a MARR of 15% per year. Alternative B requires a higher initial investment than A and the i* values are = 20% and = 16% per year. Under what circumstance is alternative B the preferred choice?
What will be an ideal response?