The Coffee Break Quiz - A challenging selection of General Engineering questions and answers 
sometimes you just don't know what you don't know, but you're sure that you did know or that you should know and when you see the answers you know that once upon a time you probably did know !

Challenge your colleagues - can they answer more than you ?

  1. One square mile = 640 acres - True or False
  2. A Steam Engine is an External Combustion Engine - True or False
  3. In water depth measurement - One Fathom = 12 feet - True or False
  4. A power tool which uses a continuous metal blade with teeth on one edge to cut a range of materials is called a - a) Brandsaw  b) Hacksaw  c) Bandsaw  d) Bowsaw
  5. A mechanical device that engages and disengages the power transmission, typically from a driving shaft to a driven shaft is called a Crutch - True or False
  6. A pivoted support which allows rotation of an object about a single axis is called a - a) Gym Ball  b) Gimbal  c) Centrifuge d) Rotating Pivot
  7. The Engineering Plastic - UHMWPE is a subset of the thermoplastic polyethylene - True or False
  8. The Euler angles where created by Leonhard Euler to describe the 3 dimensional orientation of a fluid body in a given space - True or False
  9. In chemistry, Hydrophobicity is the physical property of a molecule that attracts it to water - True or False
  10. A type of Electrical Relay used to directly control high load items such as electrical motors is called a Contractor - True or False


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ANSWERS

1) True  2) True - The fuel is combusted away from the engine whereas with an internal combustion engine the fuel is combusted within the engine  3) False - One Fathom = 6 feet  4) c) Bandsaw  5) False - it is called a Clutch  6) b) Gimbal  7) True  8) False - they where created to describe a Rigid body in a given space  9) False -  Hydrophobicity is the physical property of a molecule which repels it from water  10) False - it is called a Contactor