Are You Smarter than an Undergraduate? August 2023 - NoonPi

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Are You Smarter than an Undergraduate? August 2023KHudspeth2024-09-05T12:28:45-04:00

Are you smarter than an undergraduate

PDHengineer's monthly quiz for engineers

Is your quiz score higher than the TEMPERATURE? Here’s the August 2023 Pop Quiz for Engineers. Are you smarter than an undergraduate?

Question 1: For preliminary consideration, the width of the base of a retaining wall (B) is most likely __________ the height of the wall (H).
- Equal to
- 0.5 to 0.7 times
- 0.2 to 0.4 times
- 0.8 to 1.0 times

Question 2: Harmonics in electrical systems are caused by ___________.
- Poor insulation of conductors
- Non-linear loads
- Electromagnetic interference
- Voltage drop in transmission lines

Question 3: In structural bolt designation A325-X, what does the letter "X" stand for?
- Bearing type connection where the threads will be included in the shear plane
- Bearing type connection where the threads will be excluded from the shear plane
- Slip-critical connection where the bolts are not being used in shear
- To be used in X bracing connections

Question 4: Mean Time To Failure (MTTF) = ___________.
- 1/Failure Rate (λ)
- Total Running Time (T)/Number of Failures during time (T)
- Mean Time Between Failures (MTBF)
- All of the above

Question 5: The sum of two sound levels each of 90 dB is _____ dB.
- 90
- 93
- 98
- 110

Question 6: To increase the time for rebar to corrode within reinforced concrete, the _______ is reduced.
- amount of coarse aggregate
- water to cement ratio
- amount of fine aggregate
- None of the above

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