A damaged bearing seal is likely to cause _____ of the bearing
a. overheating
b. contamination
c. misalignment
d. fatigue
b
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What is the most powerful phrase in human relations, according to the text?
A) Goodby B) Thank you C) Can I assist you? D) Mr./Mrs.
Two technicians are discussing MacPherson struts. Technician A says that in most applications the entire strut assembly rotates when the front wheels are turned. Technician B says that a typical MacPherson strut suspension system uses only one control arm and one ball joint per side. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
Which of the following is the range of fin spacing on low-temperature coils?
A) 7-9 pins per inch B) 1-5 pins per inch C) 6-9 pins per inch D) 1-4 pins per inch
The operating mechanism inside most refrigeration gauges is:
A) A strain gauge. B) A Bourdon tube. C) A bellows. D) A diaphragm.