What are two types of plunger pumps are used in fuel subsystems?

A. Electrical a hydraulic.
B. Single acting and double-acting.
C. Single plunger and double plunger.
D. Cam driven and solenoid.


Answer: B

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A fall on the same level _____.

a. is unlikely to result in any injuries b. will cause only scrapes and bruises c. can kill you d. is unlikely to occur

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Find the number of sides of a regular polygon having an interior angle of 120°.

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

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The manager of a canned-food processing plant has two labeling machine options. On the basis of a rate of return analysis with a MARR of 20% per year, determine (a) which model is economically better, and (b) if the selection changes, provided both options have a 4-year life and all other esti­mates remain the same.

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Cavitation in a water control valve can be caused by

A) installing the control upstream of the coil instead of downstream B) extremely low pressure drop through the valve C) installing the control downstream of the coil instead of upstream D) excessively high pressure drop through the valve

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