Leading indicators of activity in the economy:
A) New building permits
B) Current industrial production
C) Labor cost per unit or output
D) None of the above
A) New building permits
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Variable pitch pulleys is a mechanical method of obtaining continuously adjustable speed from ____.
a. the direct motor drive b. motor input c. constant speed shaft d. the output to the alternator
Two technicians are discussing a fuel gauge on a General motors vehicle. Technician A says that if the ground wire connection to fuel tank sending unit becomes rusty or corroded, the fuel gauge will read lower than normal. Technician B says that when the power lead to the fuel tank sending unit is disconnected from the tank unit and grounded (ignition on), the fuel gauge should go to empty. Who
is right? A) Technician A only B) Technician B only C) Both technicians D) Neither technician
The process most often used to weld stainless steel is:
A) Oxy-fuel B) PAW C) SAW D) GTAW
What could happen if a semi-hermetic compressor is operated with the suction service valve backseated and the discharge valve frontseated?
A. The system will pump down. B. The system will pump out. C. The head of the compressor may blow off. D. The compressor capacity will increase.