In an induction motor, the current flow in the rotor is produced by induced ____ from the rotating magnetic field of the stator.
a. magnetism
b. force
c. pressure
d. voltage
d. voltage
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Which type of compressor is typically used only in systems needing 100 tons of capacity or more?
a. Reciprocating b. Rotary c. Screw d. Centrifugal
What should the average environmental temperature be for young chicks?
What will be an ideal response?
Smaller, residential applications use what kind of condenser?
A) combination B) air-cooled C) geothermal D) water-cooled
What is the maximum safe fill weight of a recovery cylinder with a tare weight of 30 lb, a water capacity of 40 lb, holding a refrigerant with a specific gravity of 1.2?
A) (30 lb + 40 lb) × 0.8 = 56 lb (rounded) B) 30 lb + 40 lb = 70 lb (rounded) C) 30 lb + (40 lb × 0.8 × 1.2 ) = 68 lb (rounded) D) (30 lb + 40 lb) × 1.2 = 84 lb (rounded)