Library Articles
NASA’s MAVEN Hints at Why Mars Lost its Atmosphere
NASA’s newest Martian orbiter is beginning to reveal key features about the loss of the planet...
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The Coder - Volume 1

Don’t miss a moment of the adventure when software engineer David Wheeler finds himself embroiled in... More >>
Can You Spare 5 Minutes to Help a Student? :

Every year students have to interview engineers as part of their studies. Can you please help them o... More >>
Online Engineering Masters Degrees grow by 79%
Our editors contacted eleven universities offering online Master of Engineering programs.  Of t...
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Fundamentals of Engineering Exam (FE EXAM)
Fundamentals of Engineering exam (FE Exam)
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BP Oil Spill Containment Ideas
Containment ideas from ENGINEERING.com users for the BP oil spill.
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Torque
The net force acting on a body accelerates it. But it takes something to give the body an angular ac...
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Ever see a 12 story building just fall over?
A 12-story building in China, laying on the ground.
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Hoover Dam Bypass
Creeping closer inch by inch, 900 feet above the mighty Colorado River, the two sides of a $160 mill...
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95% of All Advertising is Wasted
Why is advertising wasted? It's because most advertising isn't targeted at the right people at a tim...
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Air Flow Conversion Calculator
Air Flow Conversion Calculator
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Laser Real Time Unit Converter
Laser Real Time Unit Converter
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Beam Deflection Calculators
Beam Deflection Calculators - Solid Rectangular Beams, Hollow Rectangular Beams, Solid Round Beams
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Energy Conversion Calculator
Convert values to and from dozens of energy measurements.
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Water Pump Engineering
There are a number of complex equations that deal with water pump engineering. Although not difficul...
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Torque Transmitted by Clutch Calculator
It calculates the maximum torque that can be transmitted by a clutch that is undergoing uniform wear...
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Shaft Speed Calculator
High Speed Machining has brought major benefits to manufacturers and will continue to do so. However...
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Properties of Welds Treated as Lines Calculator
This calculator calculates the properties of welds when treated as lines.
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Oblique Flow Relations Calculator
The calculator computes ratios to free stream values across an oblique shock wave, turn angle, wave ...
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Open-channel Flow Calculator
This calculator uses Chézy and Manning's formula to calculate the wetted perimeter, hydraulic radius...
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Normal Flow Relations Calculator
The calculator computes ratios to free stream values across a normal shock wave and compares pressur...
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Isentropic Flow Relations Calculator
The calculator computes the pressure, density and temperature ratios in an isentropic flow to zero v...
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Concrete Volume Calculator
The calculator will estimate the number of cubic yards that will be required.
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Concrete Column Calculator
The calculator will display the number of cubic yards required.
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Block Wall Calculator
The calculator will estimate the number of cubic yards that will be required. Note that this is an e...
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Atmospheric Calculator
This calculator helps you compute key properties of earth's atmosphere and aerodynamic quantities on...
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Newton's Law of Gravity
In 1686 Sir Isaac Newton published his work on the law of gravity in his Mathematical Principles of ...
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Thermodynamics
Thermodynamics is the study of relationship between energy and entropy, which deals with heat and wo...
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The Laws of Motion
These force laws, together with the laws of motion, are the foundations of classical mechanics. They...
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The Biot-Savart Law
Shortly after Oersted's discovery in 1819 that a compass needle is deflected by a current-carrying c...
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Right-Hand Rule
There are a few forms of this rule, and it can be applied in many ways. Originally, it was a trick f...
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Pascal's Law
Also called Pascal's Principle Pascal's law — d...
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Ohm's Law
Ohm's law was named after George Simon Ohm. It states that for many materials (including most metals...
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Newton's Law of Cooling
Newton's Law of Cooling
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Law of Atmospheres and Boltzmann Law
Law of Atmospheres and Boltzmann Law
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Kepler's Laws
Kepler's Laws
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Ideal Gas Law
Ideal Gas Law
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Generalized Hooke's Law
Generalized Hooke's Law
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Faraday's Law of Induction
Faraday's Law of Induction
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Coulomb's Law
Coulomb's Law
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Buoyant Forces and Archimedes' Principle
Buoyant Forces and Archimedes' Principle
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Ampere's Law
Ampere's Law
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Telescope
Telescope
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Solar Oven
Solar Oven
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Small Motor
Small Motor
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Seismograph
Seismograph
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Rotary Steam Engine
Rotary Steam Engine
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Range Finder
Range Finder
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Match Stick Rocket
Match Stick Rocket
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Large Motor
Large Motor
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