Are You Smarter than an Undergraduate? December 2025 - PEimpact - Recognizing the impact of PEs

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Are You Smarter than an Undergraduate? December 2025PEimpact KH2024-12-04T12:42:57-06:00

Are you smarter than an undergraduate

PDHengineer's monthly quiz for engineers

Spread some holiday cheer by acing this month’s quiz. Take the challenge and make it a season to remember.

Question 1: A ________ pressure gauge uses the principle that a flattened tube tends to straighten or regain its circular form in cross-section when pressurized.
- Bourdon
- Piezometer
- Manometer
- Torricelli

Question 2: 304 and 316 series are ___________ stainless steels.
- Martensitic
- Ferritic
- Austenitic
- Pearlitic

Question 3: Choked flow of a liquid through a control valve occurs when the downstream pressure drops below ___________.
- 0 psig
- 0 psia
- 50% of the upstream pressure
- The liquid's vapor pressure

Question 4: _________ is a consideration when designing a trench box for an excavation.
- Water content of the soil
- Soil classification
- Depth of cut
- All of the above

Question 5: Why does liquid penetrant testing have an advantage over unaided visual inspection?
- "It measures the actual size of the discontinuity "
- "It makes defects easier to see "
- "It sees the cause of impact "
- "It measures the depth of the defects "

Question 6: The critical depth in open channel flow is a function of the ____________.
- Flow rate in the channel
- Width of the channel
- Gravitational constant
- All of the above

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