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Engineering Trivia Quiz –Dec 08 - 2014

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Category: Engineering Trivia

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. In Fluid Mechanics, Laminar flow occurs at High or Low Reynolds numbers ?
2. The operating principle of a Centrifuge is also known as a Cardan Suspension - True or False
3. A column of water 1" sq and 12 inches long weighs - a) 3.434 lb  b) 2.434 lb  c) 1.434 lb d) 0.434 lb
4. The "mouse" was first added to a PC by Microsoft - True or False
5. An aerosol is a colloidal system consisting of very finely divided liquid or solid particles dispersed in and surrounded by a gas - True or False
6. Which former Russian president had a degree in Civil Engineering (1955 - Ural Kirov Polytechnic) - a) Boris Yeltsin  b) Nita Khrushchev  c) Mikhail Gorbachev  d) Leonid Brezhnev
7. Thomas Jefferson is famous for commissioning bifocal glasses - True or False
8. What 1947 invention by Bell Telephone Laboratories spawned pocket-sized radios? - a) the transistor  b) the diode  c) the battery  d) the semi conductor
9. Leonardo da Vinci invented the Hygrometer to check humidity while he worked on the Last Supper fresco - True or False
10. Litmus turns Blue when dipped into acid - True or False

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Engineering Trivia Quiz –Dec 01 - 2014

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Category: Engineering Trivia

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 !

1. Papier-mâché or paper mache is French for Mashed Fibre - True or False
2. Italian mathematician and physicist Gerolamo Cardano gave his name to the Cardan Suspension mechanism which is better known as a Gimbal - True or False
3. Sea water is heavier than fresh water - True or False
4. On November 24 a 3D printer was used to manufacture an object in an unusual environment - a) in space  b) deep under water  c) in a deep mineshaft d) in an inactive volcano
5. Researchers have discovered that a form of carbon graphene enables positively charged hydrogen atoms or protons to pass through it despite graphene being completely impermeable to all other gases, including hydrogen.  This has the potential to dramatically increase the efficiency of - a)  Nuclear Reactors  b) Hydrogen Fuel Cells  c) Carbon Capture and Sequestration d) Solar Energy Production
6. NASA’s launch clock, located at Kennedy Space Center, has been retired after how many years of operation - a) 35  b) 40  c) 45  d) 50
7. The word Robot is derived from the Slavic word Robota which means labor - True or False
8. What oxide has the chemical formula Si02
9. Honing is the name of an abrasive machining  process that produces a precision surface  on a metal  workpiece by scrubbing an abrasive  stone against it along a controlled path - True or False
10. A Peristaltic is the name given to a wall-like barrier at the edge of a roof , terrace , balcony  or other structure , primarily used to prevent the spread of fire.  It was originally designed to defend buildings from military attack - True or False

Challenge your colleagues - can they answer more than you ?

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Engineering Trivia Quiz –Nov 24 - 2014

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Category: Engineering Trivia

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. Machining a narrow ring around a large circle to produce a large diameter hole, typically in a plate or similar is called Trepanning - True or False
2. The automation of machine tools operated by precisely programmed commands encoded on a storage medium is known as CNC - which stands for Central Notional Control - True or False
3. In Electrical Engineering, a Volt is defined as the Potential Difference across a conductor when a current of one ampere dissipates one watt of power - True or False
4. The operating principle of a Gyroscope is based on a series of Gimbals - True or False
5. 1 liter of fresh water = 1 kg = 22 lb - True or False
6. What is the name of the stone used to grind and hone the edges of knives and steel tools - a) Whetstone  b) Drystone  c) Softstone  d) Hardstone
7. The Bitter electromagnet or Bitter solenoid was invented and built in 1933 by American physicist Francis Bitter and therefore the plates are known as Bitter plates - True or False
8. With the chemical symbol Ar, what is the third most common gas in the Earth's atmosphere
9. What is the name of a type of particle detector that measures ionizing radiation and is used to detect whether objects emit nuclear radiation 
10. Pteromechanophobia is also known as aerophobia, aviatophobia and aviophobia and is a fear of what

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ANSWERS

1) True  2) False - CNC stands for Computer Numerical Control  3) True  4) True  5) False - 1 liter of fresh water = 1 kg = 2.2 lb  6) a) Whetstone  7) True  8) Argon  9) Geiger counter (or Geiger-Müller counter)  10) A fear of Flying or of being on an Airplane

Engineering Trivia Quiz –Nov 17 - 2014

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Category: Engineering Trivia

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. In Electrical Engineering - Amps = Watts / Volts. (Amps = Watts divided by Volts) - True or False
2. Teflon is a brand name for a PTFE - True or False
3. One acre of land = 4,356 square feet - True or False
4. 1 United States gallon = 23.1 cubic inches - True or False
5. In computing terminology - BIOS stands for - Basic Inside/Outside Storage- True or False
6. 20/20 vision is defined as a persons ability to see at 20 feet and at an angle of 20 degrees peripheral vision in each eye - True or False
7. Coping, Crosscut, Fret, Hack, Rip are all types off what common tool - a) Hammers  b) Saws  c) Chisels  d) Power Drills
8. Necrophobia is the name given to an extreme or irrational fear of heights - True or False
9. In Engineering and beginning with the letter "D”, what name is given to a sheet of a semi-flexible material which is fixed at its periphery and usually circular. Typically it is used as a flexible barrier between two chambers
10. Lenovo Group Limited is the largest manufacturer of Personal Computers in China - True or False

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ANSWERS

1) True  2) True  3) False - One acre of land = 43,560 square feet  4) False -  1 US gallon = 231.0 cu in  5) False - BIOS stands for - Basic Input/Output System  6) False - 20/20 vision is defined as what the average person can see at a distance of 20 feet  7) b) Saws  8) False - Acrophobia is a fear of heights - Necrophobia is an irrational  fear of dead things  9) Diaphragm  10) True

Engineering Trivia Quiz –Nov 10 - 2014

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Category: Engineering Trivia

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. One square mile = 640 acres - True or False
2. A Steam Engine is an External Combustion Engine - True or False
3. In water depth measurement - One Fathom = 12 feet - True or False
4. A power tool which uses a continuous metal blade with teeth on one edge to cut a range of materials is called a - a) Brandsaw  b) Hacksaw  c) Bandsaw  d) Bowsaw
5. A mechanical device that engages and disengages the power transmission, typically from a driving shaft to a driven shaft is called a Crutch - True or False
6. A pivoted support which allows rotation of an object about a single axis is called a - a) Gym Ball  b) Gimbal  c) Centrifuge d) Rotating Pivot
7. The Engineering Plastic - UHMWPE is a subset of the thermoplastic polyethylene - True or False
8. The Euler angles where created by Leonhard Euler to describe the 3 dimensional orientation of a fluid body in a given space - True or False
9. In chemistry, Hydrophobicity is the physical property of a molecule that attracts it to water - True or False
10. A type of Electrical Relay used to directly control high load items such as electrical motors is called a Contractor - True or False

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Engineering Trivia Quiz – Nov 3 - 2014

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Category: Engineering Trivia

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. A helical  structure used to transfer between rotational and linear movement or force is called - a) Lever  b) Screw Thread  c) Cam  d) Link
2. The International Union of Pure and Applied Chemistry (IUPAC) has it's headquarters in which country - a) USA  b) France  c) Germany  d) Switzerland
3. When fully charged, an Electromagnet will maintain a magnetic field indefinitely - True or False
4. A column of water 1" dia and 12" long weighs - a) 3.340 lb  b) 2.340 lb  c) 1.340 lb  d) 0.434 lb
5. In computing terminology - BIOS stands for - Basic Inside/Outside Storage- True or False
6. When working with corrosion protection there are three main metals used as galvanic cathodes - , magnesium , aluminium  and zinc  - True or False
7. The MacPherson strut is an automobile suspension  system named after Earle S. MacPherson , who developed the design - True or False
8. The London Eye is a - a) Tunnel  b) Railway Train  c) Ship  d) Ferris Wheel
9. In Mechanical Engineering - Hooke's Law of Elasticity describes the operation of - a) a linear spring  b) a rubber band  c) yield strength  d) shear strength
10. What name is given to a deflection of moving objects when they are viewed in a rotating reference frame . - a) Doppler effect  b) Coriolis effect  c) Hydrophobic effect  d) Vivo effect

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Engineering Trivia Quiz –Oct 27 - 2014

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Category: Engineering Trivia

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. How many inches in a mile - a) 66,360  b) 63,360  c) 36,360  d) 30,360
2. NASA's  spacecraft "Maven" entered its orbit in Sept. - Which planet - a) Mars  b) Jupiter  c) Venus  d) Mercury
3. A U-shaped joining piece with holes into which a link is inserted typically fixed with a pin or bolt is called a Crevice - True or False
4. Bar - atms.- mm.Hg. - kPa - psi  - are all units of Tensile Stress - True or False
5. When working with hexagon headed nuts and bolts the symbol - A/F - specifies the thickness of the fastener and stands for After Fabrication - True or False
6. In simple terms, an electrical relay can be defined as an Electrically Operated Switch - True or False
7. The Durant was an automobile assembled by Durant Motors Corporation in New York . The company was founded by William Durant who was previously the head of which automobile company - a) Ford  b) General Motors  c) Cadillac  d) Chrysler
8.  In pumping terminology, Atmospheric Pressure added to Gauge Pressure is called the Absolute Pressure - True or False
9. An Anemometer is an instrument used to measure Sound Waves - True or False
10. In Chemistry, a Covalent Bond is a chemical bond that involves the sharing of electron pairs between atoms. - True or False

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Engineering Trivia Quiz –Oct 19 - 2014

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Category: Engineering Trivia

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 angle between the vertical axis of the wheels of an automobile which are used for steering and the vertical axis of the automobile when viewed from the front or rear is called the Camber Angle - True or False
2. Continuum Mechanics is a branch of mechanics that deals with the analysis of the kinematics and the mechanical behavior of materials modeled as a continuous mass rather than as discrete particles - True or False
3. The process of applying a protective aluminium coating to steel or iron to prevent rusting is called Galvanising - True or False
4. In computing terminology - ADSL stands for - Asymmetric Digital Subscriber Line - True or False
5. What is the "imperial" unit of length which was used to measure the depth of water
6. Investment, Die, Sand, Shell, and Spin are all types of what metal forming process
7. What name is given to a mechanical joining process where a metal cylinder or solid pin is located in holes and each end deformed in order to form a fixed joint
8. Chalk, limestone, and marble are common forms of what element which has the chemical symbol CaCO3
9. In the context of recycling, waste water from sinks, showers, and bathtubs, but not toilets is generally referred to as what colored water
10. A Rheostat is a two-terminal variable resistor - True or False

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Engineering Trivia Quiz –Oct 13 - 2014

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Category: Engineering Trivia

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. A Thermoplastic becomes pliable or moldable above a specific temperature and never returns to a solid state upon cooling - True or False
2. Visual Acuity is defined as acuteness or clearness of vision  - True or False
3. In Electrical Engineering the Measure of frequency equaling one cycle per second is called Resonance - True or False
4. A howitzer is a type of artillery characterized by  - a) it's long barrel  b) it's short barrel  c) it's wide barrel  d) it's narrow barrel
5. "Moment of Force" is derived from force divided by area - true or false
6. 1 US gallon = how many liters
7. Who is generally considered to have produced the first commercially successful  typewriter    -   a - Remington  b) IBM  c) Imperial Typewriters  d) Olivetti
8. What is the currency of Mexico
9. What name is given to a device used to slow the motion of an object through an atmosphere  by creating drag  -    a) Paracanopy  b) Parachute  c) Parasail  d) Paradigm
10. Developed at Du Pont in 1956, para-aramid synthetic fibre has many applications including body armour and racing sails.  What is it more commonly known as

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