Crowfoot sockets are available in which design?
A) Flare nut wrench B) Open end wrench C) Both A and B D) Neither A nor B
C
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During the ____ stage of a power supply, the incoming AC voltage is changed to pulsating DC.
a. Conversion b. Pulsation d. Transformer
?Why are the ends of tack welds ground to a featheredge?
A. ?To make it easier to see as you weld across the tack welds. B. ?It prevents the shielding gas from becoming turbulent and losing good gas coverage. C. ?It stops porosity. D. ?To make it easier to have 100% penetration at the ending and beginning of the root weld.
Technician A says that coolant from the upper radiator hose should be cooler than coolant from the lower radiator hose. Technician B says that many front wheel drive vehicles use a cooling fan mounted to the engines water pump shaft. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
A biflow expansion valve:
A) Can be used with two different refrigerants. B) Is designed to allow refrigerant flow in both directions. C) Has both a low flow and a high flow setting. D) Provides flow out of two ports simultaneously, eliminating the need for a refrigerant distributor.