The D-ring or support point on a safety harness should be placed _____
a. between the shoulder blades
b. at the back of the neck
c. around the waist
d. over the rib cage
a
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All of the following statements about shock absorber design and operation are true EXCEPT:
A. A nitrogen gas charge in a shock absorber prevents oil foaming B. The oil flow through the orifices and valves is matched to the spring's strength and deflection rate C. A typical shock absorber may have 70 percent of the total control on the extension cycle D. During jounce wheel travel, the piston is moving upward in the shock absorber bore of the lower tube housing
For grinding and repairing pipe, it is best to select a grinding disk that can be used at a _____ -degree angle.? ?
A. 30? B. 45? C. 60? D. 90?
Technician A says an antilock system that operates on the select-low principle will control each rear wheel individually. Technician B says systems using the select-low principle regulates rear wheel brake pressure to both rear wheel simultaneously. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B
_____ fires are those involving flammable liquids, such as gasoline, diesel fuel, paint, grease, oil, and other similar liquids.
A. Class A B. Class B C. Class C D. Class D