Recent content by shiromani

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    Undergrad Polarization and refractive index

    Could you tell me what is a birefringent material?
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    High School Vector & Scalar: A Detailed Overview

    What is direction of vector. Define direction of vector
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    High School What Is the Center of Inertia and How Does It Compare to Center of Mass?

    Is center of inertia a valid concept? I think inertia is quantitative concept.
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    Graduate Wave second order derivative equation

    Thanks.
  5. S

    Graduate Wave second order derivative equation

    Whenever the second order derivative of any physical quantity is related to its second order space derivative a wave of some sort must travel in a medium, why this is so?