Obtain Gauss's law for dialectic environments and explain
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Obtain Gauss's law for dialectic environments and explain
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- i need clear ans by hand and solve very very fast in 20 min and thank you | DYBALA 7.22 The speed of propagation of a surface wave in a liquid of depth much greater than λ is given by = V= gλ 2п + 2πΥ βλ where g acceleration of gravity, A = wavelength, p = density. Y surface tension. Compute the group velocity of a pulse in the long wavelength limit (these are called gravity waves).Use the CB (Critical Band) concept and the chart below to predict whether the following pairs of tones, when heard simultaneously at the same amplitude, will evoke a consonant or a dissonant sensation. Explain how you know. (Consider the first member of each pair to be the centre frequency for this exercise.)6. Determine the half-range sine series for the function defined by: x, 0helpASK YOUR TEACHE DETAILS OBINPHYS8 6.P.009. ........................ ..... ************ l Verify the values given in the textbook for the wavelengths (in air) of the lowest and highest frequencies of sound that people can hear (20 and 20,000 Hz, respectively). (Round your answers to at least three significant figures in meters and assume air temperature to be 20°C.) lowest-frequency wavelength highest-frequency wavelength Submit AnswerProblem 22: Two frequency generators are creating sounds of frequencies 460 and 462 Hz simultaneously. Randomized Variables f1 = 460 Hz f2 = 462 Hz What average frequency will you hear in Hz? fave = sin() cos() tan() 7 8 9 HOME cotan() atan() cosh() ODegrees O Radians asin() acos() E 4 5 6 acotan() sinh() 1 3 tanh() cotanh() END - VO BACKSPACE CLEAR DEL Submit Hint Feedback I give up! What will the beat frequency be in Hz?I need help with d and e5. A semi-infinite rod as shown in the Figure below (Elastic Modulus, E = 170 MPa and Unit Weight = 18 kN/m³) is excited at the right free end by a pulse of constant amplitude 0.01 m for a duration of 15 sec. (a) Determine the rod wave velocity, shear wave velocity, and dilatational wave velocity. (b) Find the displacement at x = -5 km at 20 seconds and 50 seconds.