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

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Are You Smarter than an Undergraduate? April 2026lemleonardia99p2026-02-09T10:40:29-06:00

Are you smarter than an undergraduate

PDHengineer's monthly quiz for engineers

Measure Twice. Lose a Spacecraft Once. See if you can avoid the unit mistakes that turned history into a lesson.

Question 1: The phase angle between voltage and current in a purely resistive AC circuit is _______.
- 90°
- -90°
- 0°
- 45°

Question 2: In HVAC design, the psychrometric chart is used to determine ___________.
- Solar heat gain
- Air properties including humidity and enthalpy
- Fan horsepower
- Coil surface area

Question 3: The heat-affected zone (HAZ) is associated with ___________.
- Casting
- Forging
- Welding
- Extrusion

Question 4: Which pump type is commonly used for high-flow, low-head applications?
- Gear pump
- Centrifugal pump
- Piston pump
- Diaphragm pump

Question 5: Fourier’s law relates to ____________.
- Convection
- Radiation
- Conduction
- Work

Question 6: In Manning’s equation, the symbol "n" represents ___________.
- Channel slope
- Roughness coefficient
- Velocity of flow
- Wetted perimeter

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