Quiz5 Apr-2009

# Quiz5 Apr-2009 - Quiz 5 DL Name(last Rubric Codes(first...

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Quiz 5 DL # Name (last) (first) |___|___|___ Rubric Codes : Student ID: ____________________ first 3 letters last name I certify by my signature that I will abide by the code of academic conduct of the University of California. Signature ANSWERS WITHOUT WORK WILL RECEIVE NO CREDIT. MARK YOUR ANSWERS CLEARLY. You can use a CALCULATOR y( x , t ) = y 0 + Asin( 2 a) (70%) A light ray is incident on a glass-air interface as shown in the figure. Would the light ray be refracted or reflected? If refracted, find the angle of refraction. If reflected, show with complete calculations why it reflects. Draw the path of the ray in the diagram below. (Index of refraction of air is 1, and the glass here is 1.65) 50 o 40 o Glass Air b) (30%) A round object is shown between two mirrors. Carefully draw the location of the images that will appear in the mirrors. π t T ± 2 x λ + φ ); v= λ f ; x d Δ = sin θ ; f beat = f 1 f 2 ; Speed of light: 8 3.0 10 / cm s ; n=c/v; n 1 sin θ 1 =n 2 sin θ 2;

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Solution and Rubric Solution: Part a) The light will be reflected, total internal reflection. This is because the angle of incidence is greater than the
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Quiz5 Apr-2009 - Quiz 5 DL Name(last Rubric Codes(first...

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