Which of the following is not true regarding cam motion?

A. With uniform velocity, there is a very rough stop and start.
B. Harmonic motion is very smooth, but the speed is not uniform.
C. Harmonic motion is very smooth, the speed is uniform.
D. Uniform acceleration is the smoothest motion.


Answer: C

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In order to ensure that a complete inspection of a personnel lift platform occurs before and after a lift, it is best to _____.

a. have several people look over the platform and rigging b. request the manufacturer examine the equipment c. use a personnel-platform inspection checklist d. rely on a specialty contractor for the task

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What is the name of a group of plants within a particular species that has been cultivated and is

distinguished by one or more characteristics and that, through sexual or asexual propagation, will keep these characteristics?

a. species c. simulator b. cultivar d. variety

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At some point, you will probably grow bacteria on a culture in a ____________________ dish

Fill in the blank(s) with correct word

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The six independent projects shown below are pre­sented to you as an engineer with Peyton Packing. There are capital budget constraints because the company always has more projects to engage in than it has capital to fund them. Therefore, Peyton uses a relatively high MARR of 25% per year. Since all projects are considered long-term ventures, the company uses an infinite period for their life. Deter­mine which projects to fund and the total invest­ment for a limited capital budget of (a) $700,000, and (b) $600,000. The selection should be based on three measures: (1) IROR, (2) PI, and (3) PW.

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