Most hydraulic fluids are _____

a. oil-in-water emulsions
b. petroleum oil based
c. water-based glycols
d. phosphate esters


b

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Technician A says that tie rod ends are used to connect the steering linkage to the steering knuckles. Technician B says that some ball and socket joints are filled with rubber and do not require lubrication. Which technician is correct?

A) Technician A only B) Technician B only C) Both technicians D) Neither technician

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On a 36?-wide wood stairway, a center cutout stringer is required if _____

a. the tread material is thinner than 1 1/2? b. the riser heights exceed 7? c. the tread material is thinner than 2? d. the riser heights are less than 7?

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How many 3" pipes will a 12" pipe supply, accounting for friction?

Fill in the blank(s) with the appropriate word(s).

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Including the 6% tax on parts, what is the total cost of the estimate?

Fill in the blank(s) with the appropriate word(s).

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