While having a discussion, Technician A says that if the timing is retarded, engine idle will be too high. Technician B says that if the timing is advanced, the idle will be too low. Who is correct?

A. A only
B. B only
C. Both A and B
D. Neither A nor B


Answer: D

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A slack adjusters free play needs to be adjusted if it is more than about ______ when you pull hard on it?

a. 1 inch b. 1/2 inch c. 1/4 inch

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____ can be used to blow off parts, to apply paint with a spray gun, to power hand tools, or to power an air jack for lifting vehicles.

A. Pressure switches B. Blowby C. Compressed air D. Sludge

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_____ has been practiced in mineral conservation for years

a. Supply and demand b. Recycling c. Reduction d. Price hikes

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As part of the rehabilitation of the downtown area of a southern U.S. city, the Parks and Recreation Department expects to develop the space below several overpasses into basketball, handball, min­iature golf, and tennis courts. The estimates are: initial cost of $190,000, life of 20 years, and annual M&O costs of $21,000. The department expects 20,000 people per year to use the facilities an average of 2 hours each. The value of the recre­ation has been conservatively set at $1.00 per hour. At a discount rate of 6% per year, what is the B/C ratio for the project?

What will be an ideal response?

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