A delta connected set of windings has a phase voltage of 100 V. What is the line voltage?
A. 57.7 V
B. 100 V
C. 173.2 V
D. 300 V
Answer: B
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Which of the following is an approved wiring method allowed in fire-rated construction?
a. NM cable b. Nonmetallic raceways in free air c. Metal-clad (MC) cable d. PVC
In Quadrant III on the Cartesian coordinate system, the x value is positive and the y value is negative.
Answer the following statement true (T) or false (F)
On a water-cooled ice machine, how much water should be draining through the condenser during defrost?
a. 1.5 gpm/ton b. 1.0 gpm/ton c. none
What is the heat output of an electric furnace rated at 15 kilowatts on 240 volts?
A) The heat output cannot be calculated using the kilowatt output. B) 15 kW × 240 = 36,000 BTU/hr C) 15 kW × 3,412 = 51,180 BTU/hr D) 15 kW × 1,000 = 15,000 BTU/h