The formula for calculating the CFM needed to produce an air change is:
A) CFM = (floor area × ceiling height)/8. B) CFM = (floor area × ceiling height)/60.
C) CFM = floor area × ceiling height. D) CFM = (floor area × ceiling height)/12.
B
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How does waterless engine coolant (WEC) protect against liner cavitation erosion?
A. oxyalate additives B. provides vastly superior anti-boil properties C. boils at lower temperatures than EG D. gels on liner wall
There is a special sale on engine oil. If you purchase more than one 12-quart case, you will receive a 5 percent discount. If you purchase six or more cases, you will receive a 10 percent discount. You have two vehicles that require an oil change every 4,000 miles. Vehicle #1 requires eight quarts per oil change plus one additional quart when you also change the oil filter. Vehicle #2 requires five quarts per change plus one quart whenever the filter is changed. Each year your family drives vehicle #1 about 16,000 miles and vehicle #2 about 32,000 miles. You change the oil filter every other time the oil is changed. The normal price for oil is $22.99 per case. Oil filters cost $4.99 each. How many oil filters are needed for both vehicles for one year?
Fill in the blank(s) with the appropriate word(s).
Which truck OEM is associated with torque proportional differentials?
A. Freightliner B. Kenworth C. Navistar International D. Mack Trucks