RemNotes

Sunday, April 7, 2013

Speed of Sound in a Solid

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The Speed of Sound in a Solid can be determined through the equation:$$v = \omega d = \sqrt{\frac{k_{s,i}}{m_a}d}$$ $v$ is the speed of s...
Sunday, March 17, 2013

Friction

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" Friction is the dissipation of kinetic energy into internal energy in the form of agitation of atoms throughout the objects.  We say...

Young's Modulus

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" Young's modulus ($Y$) is the ratio of stress to strain for a particular material.  young's modulus is a property of the ma...

Tension Forces

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Tension Forces are just forces that compensate for other forces.  For instance, when a ball is hanging motionless on a wire, the net force ...

Properties of Atoms

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All matter consists of atoms, the typical radius of an atom is about $r = 1 \times 10^-10 meters$. Atoms attract each other when they are ...

Center of Mass

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The center of mass is the center of a system of masses, located at a point that is central in relation to the masses of all of the objects ...

Conservation of Momentum

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The concept of conservation of momentum is simple to understand by looking at the Momentum Principle .  The Momentum Principle predicts how...
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