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 !

1. Kingda Ka Roller Coaster, Six Flags, New Jersey is the fastest in the world - True or False
2. 7/16" equals 0.4375" as a decimal - True or False
3. In solid mechanics, torsion is defined as the linear force stretching an object along its axis - True or False
4. The Eagle automobile model was released by Ford in the late 1980's - True or False
5. Trigonometry is a branch of mathematics which studies triangles and the relationships between the lengths of their sides and the angles between those sides.  The word Trigonometry is derived from the Latin "Trigon" meaning angle and "Ometry" meaning relationship - True or False
6. The Katal is the SI derived unit of Catalytic Activity - True or False
7. What name is given to an instrument used to measure the height of an object above a fixed level - a) Polarimeter  b) Heightmeter  c) Barometer  d) Altimeter
8. What is the name of the electrical switch which was invented at Bell Telephone Laboratories - a) Grass Switch  b) Reed Switch  c) Twig Switch  d) Fern Switch
9. In Roman Numerals, "D" equals what number - a) 50  b) 100  c) 500  d) 1000
10. Electrical impedance is the residual torque resisting the initial rotation at the start up of an electric motor - True or False