Total internal reflection is the complete reflection of a light ray

a. out of its original medium
b. back into its original medium
c. back to its original path

Which quantities are scalars? choose all that apply a.distance b.speed c. acceleration d.velocity

Two polarizers are oriented at 24.0∘ to one another. light polarized at a 12.0-degree angle to each polarizer passes through both. what is the transmitted intensity (%)?

Use the profile illustrated for problem (1). assume that the layer of silty sand fill (sm) is placed over the entire site. estimate the thickness of the fill (h - in feet) that will cause the effective vertical stress at the center of the clay layer to increase by 517.5 pounds per square foot.