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eFunda  
Formulas, derivations, diagrams, and online calculators. Fluid mechanics topics include the NavierStokes equation, the Bernoulli equation, Reynold's number, pipe friction, manometer, and Venturi flowrate. Mechanics and materials topics: stress/strain, Mohr's circle, Hooke's law, Young's modulus, Rosette strain gage, and principal stress calculation. Vibrations topics: undamped vibration, damped vibration, forced vibration, multiple degreeoffreedom (DOF) system, accelerometer, and springmass calculation. Heat transfer topics: conduction, insulation, Rvalue, free convection, forced convection, and radiation. Failure criteria topics: maximum shear criterion, von Mises criterion, maximum stress criterion, ductile yield calculation, and brittle failure calculation. Finance topics: annual percentage rate, money factor, loan calculator, and lease calculator. Beam mechanics topics: Euler beam theory, cantilevers, simply supported beams, mixed supported beams, and beam cross sections (all, wtype, stype, channels). Column buckling topics: elastic buckling, inelastic buckling, critical loads, eccentric loading, and buckling calculation. Access the site free for a limited time during any browser session; register and pay for unlimited access.  


Levels:  High School (912), College 
Languages:  English 
Resource Types:  Calculators, Reference Sources, Web Interactive/Java 
Math Topics:  Functions, Mathematics of Investment/Finance, Construction/Trades, Engineering, Fluid Mechanics, Mechanics of Solids 
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