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Show that the dispersion of a grating is D = (tan u)/l.
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- Hid 2: use the superposition theorem to Kind the currend in Rz -. R3 Rz Ei 422. 352 . .. ...A bird-watcher is hoping to add the white-throated sparrow to her "life list" of species. How far could she be from the bird described in example 14-8 and still be able to hear it? Assume no reflections or absorption of the sparrow's sound. Express your answer using three significant figures in KM.A small ship equipped to monitor oceanic weather conditions has a circular radar antenna that radiates at a frequency of 1.65 x 1010 Hz and has a diameter of 2.10 m. How close can two floating weather buoys be and still be detected as two objects, if they are 8.20 km away?
- Is it possible for the phonon dispersion relations of a solid to contain acoustic modes only? Justify your answer.Am I on the right track that you do Rx =5.41(cos)+5.81(cos)+4.88(cos), and Ry =5.41(sin)+5.81(sin)+4.88(sin) then take square root of that?A yo-yo whose mass M is the moment of inertia I around the horizontal axis through its center consists of two disks with radii 2R and R. The discs are attached to each other at their centers. It was pulled with the force F applied to the light rope wrapped in the small disk and started to roll without slipping. Which is the correct f, intensity?
- A wave profile is represented by y=(200pi*t -17pi*x). calculate the wave lengthHow far does the boll travell horizontally before it hits the proundAssuming the first FF is a D type, the minimum SOP of D₁ =. 91 92 91 42* 0 0 1 0 1 0 X 1 1 X 0 1 LOOOO---- 1 1 20010030 1 TOLOL = 0 0 1 1 1 1 Select one: O 1 D₁ q1q2' + Lq1¹ O2 D₁ q1q2' + Lq1' + Lq2' 3. D₁-q1q2' + Lq2' 4. D₁-q1q2' + Lq1'q2 LOT 0 000 NOOOHOOO -- 110X داد 0 1
- Show that the wave equation in one dimension 2fx2=1v22ft2 Is satisfied by any doubly differentiable function of either the form f(x — vt) or f(x + vt).Ex, 27 : What should be the tension applied to a wire of length 0.8 m and mass 5 gm if it is to vibrate with a fundamental frequency 100 Hz ?1) Prove that (xc-2a) с 2) prove that (f₁ = ( ₂ ) 3) Find the value of (B) for the dominant mode