Two technicians are discussing catalytic converters. Technician A says that the exhaust mixture must fluctuate between rich and lean for the best efficiency. Technician B says that the air-fuel mixture must be leaner than 14.7:1 for best performance from a three-way catalytic converter. Which technician is correct?
A) Technician A only B) Technician B only
C) Both technicians A and B D) Neither technician A nor B
A
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The ____________________ method of lubrication in a two-stroke engine is by far the most common method found in power-equipment-based engines and requires the use of a specified ratio of gasoline and oil mixed together in a specified container.
Fill in the blank(s) with the appropriate word(s).
All of the following statements are true EXCEPT:
A. drive axles usually support the weight of the vehicle. B. it is important that tires be the same size on all limited slip differentials. C. a bearing retainer is installed on the axle before the bearing is pressed on to provide a means of bolting the assembly to the brake backing plate. D. semi-floating bearings are found on trucks.
How can you view the most recent command's exit status?
What will be an ideal response?
The _________________________ is perpendicular to the plane of projection.
Fill in the blank(s) with the appropriate word(s).