Are You Smarter than an Undergraduate? March 2020 - PEimpact - Recognizing the impact of PEs

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Are You Smarter than an Undergraduate? March 2020PEimpact KH2023-06-09T15:14:29-06:00

Are you smarter than an undergraduate

PDHengineer's monthly quiz for engineers

There’s a pot of gold for those who excel at the Pop Quiz for Engineers. Are you smarter than an undergraduate?

Question 1: Which of the following is a primary element used for making stainless steel alloys?
- Chromium
- Zirconium
- Vanadium
- Indium

Question 2: A material which ruptures with little or no plastic deformation is said to be ____________.
- Ductile
- Brittle
- Plastic
- Elastic

Question 3: A_______ bearing supports the load acting along the axis of a shaft.
- Radial
- Transverse
- Thrust
- Both (a) and (b)

Question 4: In a three-phase system feeding a balanced and linear load, the sum of the instantaneous currents of the three conductors is _______.
- 0
- 70.1% of maximum
- 1/3 of maximum
- Maximum

Question 5: _____________ is a natural refrigerant that was once used in home refrigerators and is still used in industrial refrigeration applications.
- Carbon monoxide
- Hydrogen peroxide
- Ammonia
- Hydrogen sulfide

Question 6: A resilient seal material, such as rubber or Viton, becomes brittle and loses its elasticity when exposed to _________.
- Pressure
- High temperatures
- Low temperatures
- A gas

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