The Coffee Break Hard Trivia Quiz – A challenging selection of General Engineering Trivia 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 ?


A dynamo is an electrical generator that produces direct current without the use of a commutator - True or False

It produces direct current WITH the use of a commutator

Astronomy is the science that deals with the study of celestial objects  - True or False

In Mechanical Engineering - The Geneva drive gear mechanism is also called a Maltese Cross - True or False

1/16" equals what decimal of an inch...

In computer terminology - ADSL is the abbreviation for "All Direct System Lever" - True or False

ADSL stands for Asymmetric Digital Subscriber Line

Manhole covers are typically made circular so that they can not fall down the hole.  The Reuleaux Triangle also has this characteristic - True or False

A turbocharger is a smaller secondary internal combustion engine attached to a larger primary engine which creates an increase in power - True or False

It is a forced induction  device used to allow more power to be produced for an engine of a given size

In woodworking , rasps are used for drilling holes in rough timber - True or False

Rasps are typically used for removing wood from curved surfaces 

Iron Oxide may also be called Ferric Oxide - True or False

1 Bar (unit of pressure) equals 29.53 Hg - True or False


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