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 ?


Ammonia is a compound of nitrogen and hydrogen with the formula NH3 – True or False

Who was the Roman God of fire, volcanoes and blacksmiths ...

In mathematics a Polynomial is an expression consisting of variables and coefficients which only employs the operations of addition, subtraction, multiplication, and non-negative integer exponents - True or False

CIP is widely used in Process Engineering. CIP stands for Closed Inspection Process - True or False

CIP stands for Clean In Place

The Abacus or counting frame is a manual mechanical calculating tool which was invented by the Chinese and only used in Asia – True or False

The Abacus or variants were used in Europe, China and Russia with the earliest known examples going back to the period 2700-2300 BC

A Capnometer is an instrument which compares pressures, it is typically a glass U-tube containing mercury, in which pressure is indicated by the difference in levels in the two arms of the tube – True or False

A Capnometer is a device that measures carbon dioxide (CO2) concentrations in respired gases – A Manometer compares pressures

OEE is a method of measuring and then optimising the efficiency of a Machine or a Manufacturing Plant . OEE stands for Overall Equipment Effectiveness – True or False

Cryogenics is the name given to the study of destroying a target by reducing it to its constituent molecules by giving them massive amounts of energy which forces them to scatter – True or False

Cryogenics is the name given to the study and behaviour of very low temperatures which are typically below −150 °C, (−238 °F or 123 K)

A dichroic filter is a very accurate gas filter used to selectively pass a small range of hydrocarbons – True or 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.

Stanford University in Standford, Clifornia was founded by Leland Stanford, a wealthy businessman. What industry did he make his fortune from ...