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Why is there no transmitted ray beyond a definite angle?
Describe the behavior of the ray at this angle.
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- An x-ray tube is operated at 48900 V. Calculate the minimum wavelength of the radiation emitted by this tube. If this radiation is directed at a crystal, the first-order maximum in the reflected radiation occurs when the angle of incidence is 2.93o. What is the spacing between reflecting planes in the crystal?Explain why the ray is not transmitted beyond a definite angle. Describe what happens beyond this definite angle.A certain photon of red light has a wavelength of 462 nm. What is the speed of this photon?
- Light of 210 nm wavelength is classified as what type of radiation?Question) The electric field component of a 5.6 GHz plane wave is given by: E(r,t)= â‚ (0.4915+ j0.8550)e¯573.0795* e¯j330.8676re-j240.8519z +â, (-1.4224– j0.4702)e +â.(0.7844– j1.3885)e-8* 2-j$73.0795x x,¯j330.8676y o]240.8519z e -j$73.0795x 2-j330.8676 y-j 240.8519z 1. Determine the wave vector 2. Determine the wavelength inside the medium 3. Determine the free space wavelength 4. Determine the refractive index of the medium 5. Determine the dielectric constant of the medium 6. Determine the polarization of the wave 7. Determine the magnitude of the wave11:33 A moodle.nct.edu.om Question 9 Not yet answered Marked out of 1.00 Flag question Which of these EM waves has the lowest frequency? O a. X-rays O b. Ultraviolet O c. Gamma Rays O d. Microwaves Question 10 Not yet answered Marked out of 1.00 Flag question For the given ray diagram, 03 is called angle of reflection. ray A normal ray B 个 II
- Which of the following is a TRUE statement about light? O Red light travels slower than ultraviolet light. O The energy of light increases with its wavelength. Infrared light has a longer wavelength that ultraviolet light. Light of all frequencies has the same energy. O The energy of light decreases as its frequency increases.1. An air-filled parallel plate capacitor is being charged. As a result the electric field between the plates is increasing as follows: E(t) = (2.00 x 1014 v/m-s)t, where t is time in seconds. The area of each plate is 100 cm². What is the displacement current between the plates (in A)?Determine the frequency of red visible light (λ = 650 nm) (GIVEN: 1 m = 10⁹ nm) Answer: Tip: To enter scientific notation, use "e". Examples: 21000 is 2.1×104. It would be entered as 2.1e4 0.000093 is 9.3x105. It would be entered as 9.3e-5 Hz
- Describe how one could make a laser beam visible in air. I need a brief answer to this question. 3-5 sentences. Thanks!a) Calculate the range of wavelengths (in m) for X-rays given their frequency range is 30,000 to 3.0 ✕ 107 THz. smaller value? m larger value? m (b) Do the same for the visible light frequency range of 380 to 760 THz. smaller value? m larger value ? m1. Using data given in Table 1. Plot a graph to establish a relation for dependence of electric current on X-ray intensity (Graph attached) Table 1: Voltage = 15 KV 0.2 Current (mA) 0.4 0.6 0.8 1.0 Intensity (Counts/sec) 10 Voltage = 20 KV 20 30 40 50 Current (mA) 10 15 20 25 Intensity (Counts/sec) 15 30 45 60 75