The ____ is the section of the tire that contacts on the road.

A. tread
B. belt
C. ply
D. sipe


Answer: A

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In generators the welding current is produced on the ____.

A. brushes B. diode C. armature D. stator

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An automaton asset with a high first cost of $10 million has required capital recovery (CR) of $1,985,000 per year. The correct interpretation of this CR value is that:

(a) the owner must pay an additional $1,985,000 each year to retain the asset. (b) each year of its expected life, a net revenue of $1,985,000 must be realized to recover the $10 million first cost and the required rate of return on this investment. (c) each year of its expected life, a net revenue of $1,985,000 must be realized to recover the $10 million first cost. (d) the services provided by the asset will stop if less than $1,985,000 in net revenue is reported in any year.

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When preparing for a compression test, technician A disables the ignition system. Technician B only removes the spark plug for the cylinder he is testing. Which technician is correct?

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

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What class fire extinguisher should be used to safely extinguish a flammable liquid?

A) Class D B) Class B C) Class C D) Class A

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