The evaporator in a low-pressure chiller:
A) Is generally higher than the condenser pressure. B) Operates between 10 and 50 psig.
C) Operates in a vacuum. D) Operates between 5 and 10 psig.
C
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An acceptable method of identifying grounded conductors larger than No. 6 AWG is by tagging them or marking them _____.
a. white b. green c. black d. blue
Refer to the accompanying figure. Basic electrical theory of a DC motor-generator, variable speed control system. Briefly explain how speeds above the motor base speed (nameplate speed) and speeds below the motor base speed are obtained.
What will be an ideal response?
? Identify and state the historical significance of the Kansas-Nebraska Act.
What will be an ideal response?
Technician A says that cutting coil springs is an acceptable method of properly lowering a vehicle. Technician B says that all leaf springs are made of steel. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician