Write down Fresnel's equations for the case where url 1, ur2 = 1, n2 >> nl. If the E vector of the incident wave is parallel to the plane of incidence, the amplitude of the reflected wave is independent of the angle of incidence! For what angle of 6 are the formulas valid?
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- helpPlease help thank you! Required info: Under favorable conditions, the human eye can detect light waves with intensities as low as 2.50 x10^-12 W/m2. a) At this intensity, what is the average power incident on a pupil of diameter 8.20 mm? b) if this light is produced by an isotropic source 15.7 m away, what is the average power emitted by the source?Needs Complete typed solution with 100 % accuracy.
- I need help with d and eThe sound sources shown to the right are synchronized. a) Which two points have destructive interference? b) Is the amplitude necessarily zero at those points? If not, why? A D A с BAssuming that each of the resonant waves depicted below is the 3rd possible harmonic of its respective tube, what is the order of the lengths of the tubes (from the smallest to the largest)? (Note: what is shown in the picture are just 1.0 m sections of the tubes not necessarily the full tubes.)
- each gridline is 1 cm square and wave traveling speed is1 cm/s.The end of the string at the blue line is free to move vertically. Find the velocity (speed and direction) of the particle of string located at the center of the leading segment of the wave at the moment depicted in the figure. As accurately as possible, sketch the wave 4 seconds after the moment captured in the figure.Show by direct substitution that the exponential Gaussian function defined by ?(x,t) = ae-(bx-ct)^2 satisfies the wave equation: (?2?(?,?))/(?x2) = (1/v2) * (?2?(x,t))/(?t2) if the wave is given by the v = (c/b) and a, b, and c are constants.Please download the following worksheets, which show 4 separate grids. Each grid has two different waves (e.g., Wave and Wave B). Your goal is to draw the resulting wave (i.e., Wave C) if the two waves would have been superposed on top of each other. To do this, you'll need to add the two amplitudes (height of the Wave A and Wave B on the y-axis) at a given point on the x-axis to get the resulting one. For example, using number 3 as an example: a. At point 0 on the x axis, Wave A has an amplitude of 0, and Wave B has an amplitude of 0, so Wave C at point 0 would be 0. b. At point 4 on the x axis, Wave A has an amplitude of 6, and Wave B has an amplitude of 4, so Wave C at point 3 would have an amplitude of 10. c. At point 8 on the x axis. Wave A has an amplitdue of 0, and Wave B has an amplitude of -4, so Wave C at point 8 would be -4. You do not have to find the points for every single point along the x-axis, but just enough to get the general shape of the resulting wave. Once you…