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 ?


What naturally occurring oxide has a wide range of applications, from paint to sunscreen to food colouring and when used as a food colouring has the E number E171…

In Electrical engineering, DIP switches are designed to be used on a printed circuit board  along with other electronic  components and are commonly used to customize the behavior of an electronic device for specific situations.  DIP stands for - Dual Inline Package – True or False

In Engineering and Physics, what word is used to describe the propensity of a material to undergo permanent deformation under load…

When considering the heat treatment of metallic alloys – Homogenisation can not be used prior to hot working processes – True or False

Homogenisation is used prior to hot working processes and is performed to equalise temperatures throughout an alloy or to reduce the coring effect caused by the non-uniform chemical composition.

Hooke's Law states that the force needed to compress or extend a spring is Directly Proportional to the distance you stretch it – True or False

Isaac Merritt Singer invented the Sewing Machine - True or False

British inventor Thomas Saint was the first to patent a design for a sewing machine in 1791

A Rhombus is a parallelogram with 2 equal sides – True or False

A Rhombus is a parallelogram with 4 equal sides

Pumice is the name given to a volcanic rock  that is a solidified frothy lava , typically created when super-heated, highly pressurized rock is violently ejected from a volcano , it can also be formed when lava and water are mixed - True or False

What name is given to the reaction force described quantitatively by Newton 's second and third laws whereby a system expels or accelerates mass in one direction and the accelerated mass will cause a proportional but opposite force...

Immiscibility is the property of liquids to mix in all proportions thus forming a homogeneous solution – True or False

Miscibility is the property of liquids to mix – Immiscibility is the property which prevents liquids from mixing


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