Errors in Mechanics Articles

Tag Archive for: errors

heat errors

Frequently Made Errors in Heat: Elementary Level

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1. Heat, Work, Internal Energy, and Kinetic Energy "If heat is the motion of molecules, why isn't it Kinetic Energy?"In everyday use, we may think…
errors springs

Frequently Made Errors in Mechanics: Springs

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  1. Springs in Series "A spring of constant ##k_1## is connected in series with a spring of constant ##k_2##.  What is the spring constant…
natural language errors

Frequently Made Errors in Probability: Conditionals in Natural Language

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  1. Turning a verbal condition into Algebra An actual thread..."A study of auto accidents has found that 40% of all fatal accidents are…
impact errors

Frequently Made Errors in Mechanics: Momentum and Impacts

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  An impact is an impulse (change of momentum) that involves arbitrarily large forces acting very briefly. These result in near-instantaneous…
matlab errors

5 Common MATLAB Error Messages and How to Fix Them

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In this Insight, I'll go over 5 common MATLAB error messages, what they mean, and how to fix them. Hopefully, after reading this post you'll find yourself…
hydrostatics

Frequently Made Errors in Mechanics: Hydrostatics

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  1. Archimedes' Principle X "When a body is placed in a liquid, the weight of the body equals the weight of the liquid displaced"That will…
error handling

Frequently Made Errors in Equation Handling

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  1. Algebra versus Arithmetic When numerical values are provided as inputs in a question, it is tempting to plug these into the equations…
kinematic errors

Frequently Made Errors in Mechanics: Kinematics

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  Kinematics is the subset of dynamics that only concerns itself with time, displacement, velocity, and acceleration. A problem is…
mistakes moments

Frequently Made Errors in Mechanics: Moments

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 The term "moment" is used in various ways in Physics and Mathematics:Given a force and a reference point, the force has a moment (or…
forces mistakes

Frequently Made Errors in Mechanics: Forces

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 Notation: On this page, a circumflex signifies an average. 1. Forces as vectors A force is a vector, i.e. has magnitude and direction.…