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 ?


Dragon is the name given to a reusable spacecraft developed by SpaceX, an American private space transportation company - True or False

The lux ( lx) is the SI  unit of sound - True or False

It is the unit of light

Before the development of Rare Earth Magnets - Magnets made from Alnico alloys were the strongest type of magnet available - True or False

Diamond saw blades Do Not have diamonds fixed to the cutting edge – the name is used to describe an extremely hard cutting edge - True or False

Diamond saw blades do have diamonds embedded in the cutting edge

A semiconductor is a device designed to neutralize lighting strikes created by violent thunderstorms - True or False

It is a material which has electrical conductivity  between a conductor  and an insulator 

In computing - Moore's law is the observation that over the history of computing hardware, the number of transistors on integrated circuits doubles approximately every two years - True or False

The law is named after Intel co-founder Gordon E. Moore , who described the trend in a 1965 paper

In Digital Imaging - "The Pixel" is the person who re arranges digital artwork - True or False

It is as the smallest single component of a digital image

Epicyclic gearing is also called planetary gearing - True or False

1/32" equals what decimal of an inch...

The "Bar" is a unit of pressure - 1 bar is approximately equal to the atmospheric pressure on the Earth at sea level  - True or False


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