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. The ability of a body or substance to resume its original shape or size when a distorting force is removed is called – a) Elasticity  b) Rebound  c) Reflex  d) Return
2. A Dichroic filter is a very accurate gas filter used to selectively pass a small range of hydrocarbons - true or false
3. A device (usually a membrane or layer) that is designed to physically block certain objects or substances while letting others through is called a – a) Fritter  b) Filter  c) Frittata  d) Flue
4. Aerosol is the  name is given to a colloidal system consisting of very finely divided liquid or solid particles dispersed in and surrounded by a gas.  The name is typically used to also describe the container – True or False
5. Tribology is the  branch of Mechanical Engineering which studies historical engineering evolvement  – True or False
6. What name is given to the second major layer of the Earth's atmosphere , it is just above the troposphere , and below the mesosphere
7. An ISP is a company that provides access to the Internet, what does ISP stand for
8. PVC, is a thermoplastic  polymer, what does PVC stand for
9. Peening is the process of stretching a fabric or similar material over a frame to create a tight surface  – True or False
10. Caoutchouc is an elastomer that was originally derived from latex, 
 but it is more commonly known as Natural Rubber or China Rubber – True or False

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ANSWERS
1) Elasticity  2) False - A Dichroic filter is a very accurate color filter used to selectively pass light  of a small range of colors while reflecting  other colors  3) b) Filter   4) True 5) False – Tribology studies interacting surfaces in relative motion including the study and application of the principles of friction , lubrication  and wear  6) Stratosphere  7) Internet Service Provider  8) PolyVinyl Chloride  9)False - Peening is the process of working the surface of a metal so as to improve its properties   10) True