IE386_Quiz2b_15Sep2011

IE386_Quiz2b_15Sep2011 - B IE386:WorkAnalysisandDesignI...

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B IE386: Work Analysis and Design I Quiz 2b 15 September 2011 Quiz is closed book, closed notes, no calculators.
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Name: ______________________________________________ B 1. TRUE or FALSE. Flicker has effects, even if it is not consciously visible. 2. Which of the following is closest to the threshold of human hearing? a. 10 -8 b. 10 -10 c. 10 -12 d. 10 -14 3. An administrative assistant sits near an air conditioner that emits white noise  measured at 2000 µpascals.  What is the loudness in decibels?
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IE386_Quiz2b_15Sep2011 - B IE386:WorkAnalysisandDesignI...

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