Why is single-phase power used for most HVACR residential and light commercial systems?
What will be an ideal response?
Single-phase power is more readily available than three phase power. Because of the popularity of single-phase power, a larger variety of equipment types and sizes are available.
Single-phase equipment is more readily available because it is often kept in stock at supply houses.
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According to the Oklahoma Supreme Court, what conditions must be met in order for a person to testify as an expert witness?
What will be an ideal response?
Combustion chamber volume is measured using a fluid and what unit of measure?
A) Cubic centimeters (cc) B) Liters (L) C) Ounces (oz.) D) Cubic inches (in.3)
A square wave is a unique form of the rectangular pulse wave in that:
A) the positive and negative halves are equal. B) the duty cycle is 50%. C) the wave is symmetrical. D) all of these
Find the volume of a 60-foot 9-inch by 34-foot by 10-foot house in cubic meters. Round the answer to the nearer tenth cubic meter.
Fill in the blank(s) with the appropriate word(s).