Recent content by 876d34f

  1. 8

    How Does Quantum Mechanics Calculate Proton Interactions at High Temperatures?

    Homework Statement What is the distance of closest approach between two protons if one is at rest and the other approaches from really far away with an initial kinetic energy equal to the average kinetic energy of a proton in a 107K gas? (b) What is the de Broglie wavelength of a proton...
  2. 8

    Reflectance and Transmittance of Light in Water-Glass Interface

    Okay, so I don't know how to proceed on this problem I figure the randomly polarized light has 50% p-polarized and 50% s-polarized so I guess I would figure out the Brewster's Angle. using \tan(\Theta_{B})=\frac{n_{2}}{n_{1}} which gives approximately 49 degrees do I then use a Fresnel...
  3. 8

    Finding Brewster's Angle via Fresnel Equation

    Can someone just please verify if this is the correct procedure? so this is what I wrote on my paper \frac{\tan(\Theta_{1}-\Theta_{2})}{\tan(\Theta_{1}+\Theta_{2})} \Theta_{1}+\Theta_{2}=90 Degrees Using Snell's Law then yields n_{1}\sin(\theta_{1})=n_{2}\sin(\theta_{2}) and then that...
  4. 8

    Reflectance and Transmittance of Light in Water-Glass Interface

    Homework Statement There's a block of glass and it has a refractive index n = 1.5 and it is put in water. Randomly polarized light is incident from the water towards the glass at an angle of 53 degrees to the normal. a) what % p-polarized (part) of the em wave (light) is reflected off...
  5. 8

    Finding Brewster's Angle via Fresnel Equation

    Homework Statement The problem about this is, which Fresnel Equation am I supposed to use? Show that the brewster's angle is \tan(\theta)=\frac{n_{2}}{n_{1}} but which Fresnel equation do you use Problem: Using the correct Fresnel Equation using (plugging in) the transmitted angle...
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