What is galling and how can it be prevented?
What will be an ideal response?
The hardened washer is used to prevent galling, which can render the tension calibration ineffective. Galling is the wearing or abrading of one material against another under extreme pressure.
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Should a clear space be provided between a floor slab (or a roof slab) and a partition wall below? Explain your answer.
What will be an ideal response?
Isolate cables of different voltages using _____.
a. barrier strips b. center rail cable trays c. basket trays d. cable ties
The fuel pressure drops rapidly when the engine is turned off. Technician A says that one or more injectors could be leaking. Technician B says that a defective check valve in the fuel pump could be the cause. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
A standard is an operational principal, criteria, or requirement, or a set of these combinations.