A string is vibrating back and forth as in Figure 17. l 8a. The tension in the string is decreased by a factor of four, with the frequency and the length of the string remaining the same. Draw the new standing wave pattern that develops on the string. Give your reasoning.

B AAN EE Tamat Parme Solving problems by relaung sinusordal wave and vector functions to their related engineering applications. You also must solve the problems of differential and integral calculus for your related works. Fart AaBb AaB AaE AD Cet Accide 1 Amg 1 Coe 1 Cor. 1 Part 1: A support beam, within an industrial building, is subjected to vibrations along its length; emanating from two machines situated at opposite ends of the bear. The displacement caused by the vibrations can be modelled by the following equations, x₁ = 4.2 sin(100nt +0.59) mm x₂ = 6.1 sin(100m - 0.42) mm O fype here to search Your senior engineer asked you the followings: (a) State the amplitude, periodic time, frequency and phase angle (in degrees) for each of these waves. Q Engah Sandad Complung IMG

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A 1.1 m string oscillating at a frequency of 86 Hz generates the standing wave shown below. What is the wave speed on the string. What is the linear density on the string if the string tension is 5.6 N?