Are You Smarter than an Undergraduate? October 2026 - PEimpact - Recognizing the impact of PEs

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Are You Smarter than an Undergraduate? October 2026lemleonardia99p2026-02-09T10:42:47-06:00

Are you smarter than an undergraduate

PDHengineer's monthly quiz for engineers

Some Failures Still Haunt Us. Uncover the spooky side of engineering mistakes that refuse to stay buried.

Question 1: What is the main cause of concrete shrinkage cracks?
- Excessive cement content
- Loss of water during curing
- Too much coarse aggregate
- Rapid strength gain

Question 2: Which type of corrosion produces small, deep cavities in metals?
- Galvanic corrosion
- Pitting corrosion
- Stress corrosion
- Erosion corrosion

Question 3: Net Positive Suction Head (NPSH) is important to prevent _______________.
- Pressure drop
- Cavitation
- Friction losses
- Flow reversal

Question 4: The SI unit of heat is ________.
- Watt
- Joule
- Calorie
- Kelvin

Question 5: In reinforced concrete design, steel reinforcement is provided to ______________.
- Resist compressive stress
- Resist tensile stress
- Reduce shrinkage
- Provide ductility only

Question 6: The hydraulic radius in hydrology is defined as ____________.
- Area divided by slope
- Area divided by discharge
- Area divided by wetted perimeter
- Velocity divided by depth

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