Technician A says dynamic rear proportioning replaces the old mechanical proportioning valves with ABS action to prevent rear wheel lock up during heavy braking. Technician B says an enhanced traction system can control wheel slippage in some cases by simply reducing the output torque of the engine by reducing engine timing, cutting, cylinders, reducing the throttle opening, or reducing fuel delivery. Who is correct?
A. A only
B. B only
C. Both A and B
D. Neither A nor B
Answer: C
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Explain why the wetting of an insulating material reduces its R-value. In which situations is this fact is important?
What will be an ideal response?
At one time, most farmers raised chickens for both meat and eggs
Indicate whether the statement is true or false.
What voltage is used to actuate Siemens HEUIs in Navistar applications?
A. 5 volts B. 12 volts C. 48 volts D. 115 volts
Technician A says that employers must inform their employees about any hazardous chemicals used in the work place by using Material Safety Data Sheets. Technician B says that the work place Hazardous Materials Information Systems is the Canadian version of the Material Safety Data Sheets. Which technician is correct?
A) Technician A B) Technician B C) Both technicians D) Neither technician