Technician A says that excessive rotor runout on hydraulic brake systems can result in brake pedal pulsation. Technician B says that excessive rotor runout can cause decreased pedal travel. Who is correct?
A. Technician A only
B. Technician B only
C. Both A and B
D. Neither A nor B
Answer: C
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Which type of fifth wheel is most commonly used on highway tractors?
A. Fully oscillating B. Semi-oscillating C. Stabilized D. Elevating
When compared to a gasoline engine, the diesel engine may be ________ than a similar size engine
A) Lighter B) Heavier C) Quieter D) Easier to start in cold weather
The best type of face protection for all forms of welding is a _____
a. welding hood with a properly shaded lens b. pair of safety glasses with side shields c. pair of snug-fitting cutting goggles d. hard hat with a face shield
Technician A says that when air is charged to a trailer with a spring brake priority system, it is directed to the hold-off chambers of the spring brakes BEFORE the reservoirs are charged. Technician B says that when a trailer is equipped with a spring brake priority system the air tanks must be fully charged with air before the parking brakes can be released. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B