How does an air-defrost system work?
A) Air from inside the store is directed over the evaporator.
B) A warm glycol solution is sprayed on the coil.
C) The superheated gas leaving the evaporator is used to melt the ice.
D) Hot compressor discharge gas is routed to the evaporator.
A
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____ is the degree of hardness and strength imparted to a metal by a process, such as heat treating or coldworking.
A. Cast B. Temper C. Fabrication D. Reduction
The customer complains of transmission noises in all gears except Park and Neutral. Technician A says the oil pump may be the cause. Technician B says the drive chain or sprocket may be the source of the noise. Who is correct?
A. A only C. Both A and B B. B only D. Neither A nor B
In the study of communication, noise is best defined as _____
a. people interrupting someone who is thinking b. anything that interferes with the message being heard or understood c. thoughts that distract the listener d. discussing things that are off the main topic
Which of the following types of motors are capable of being stalled without being permanently damaged?
A. split-phase B. capacitor-start C. synchronous D. wound rotor E. universal