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Are You Smarter than an Undergraduate? September 2022

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Are You Smarter than an Undergraduate? September 2022PEimpact KH2023-06-09T15:15:55-06:00

Are you smarter than an undergraduate

PDHengineer's monthly quiz for engineers

The only FORMULA for a higher quiz score is to be smarter than an undergraduate. Here’s the September 2022 Pop Quiz for Engineers. Are you smarter than an undergraduate?

Question 1: A commonly used flow control valve configuration uses a ball valve with a notch in the port in the shape of a _______.
- C
- U
- V
- Y

Question 2: __________ occurs when two highly loaded members have a common surface at which differential movement takes place.
- Stress corrosion cracking
- Fretting corrosion
- Galvanic corrosion
- Intergranular corrosion

Question 3: A _____________ pump is a type of kinetic pump, relying on transformation of kinetic energy to static pressure.
- Positive displacement
- Plunger
- Centrifugal
- Gear

Question 4: A Mollier diagram is a graph of __________.
- Temperature vs pressure
- Flow rate vs frictional loss
- Enthalpy vs entropy
- Air flow vs density

Question 5: Fire suppression can be achieved by ___________________________.
- Elimination of oxidant
- Elimination of fuel or heat
- Interference with the combustion chain reaction
- All of the above

Question 6: In open channel hydraulics, the Froude number is directly proportional to the ____________.
- Flow velocity
- Hydraulic mean depth
- Wetted perimeter of the cross sectional area
- Gravitational constant

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