answer (a,b and c) A support beam is subjected to vibrations along its length, emanating from two machinessituated at opposite ends of the beam. The displacement caused by the vibrations can be2nmodelled by the following equations,x1 = 3.75 sin ( 100nt +mmx2 = 4.42 sin (100nt – 2mma. State the amplitude, phase, frequency and periodic time of each of these waves.b. When both machines are switched on, how many seconds does it take for each machineto produce its maximum displacement?c. At what time does each vibration first reach a displacement of –2mm?

Given: The vibration due to first machine is, x1=3.75sin100πt+2π9 The wave equation due to second…

A support beam is subjected to vibrations along its length, emanating from two machines situated at opposite ends of the beam. The displacement caused by the vibrations can be modelled by the following equations,x1 = 3.75 sin ( 100nt + 2n x2 = 4.42 sin (100nt – 4) a. State the amplitude, phase, frequency and periodic time of each of these waves. b. When both machines are switched on, how many seconds does it take for each machine to produce its maximum displacement? c. At what time does each vibration first reach a displacement of – 2mm?

A support beam is subjected to vibrations along its length, emanating from two machines situated at opposite ends of the beam. The displacement caused by the vibrations can be modelled by the following equations,x1 = 3.75 sin ( 100nt + 2n x2 = 4.42 sin (100nt – 4) a. State the amplitude, phase, frequency and periodic time of each of these waves. b. When both machines are switched on, how many seconds does it take for each machine to produce its maximum displacement? c. At what time does each vibration first reach a displacement of – 2mm?

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter17: Traveling Waves

Section: Chapter Questions

Problem 17PQ

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