Part 1A support beam is subjected to vibrations along its length, emanating from twomachines situated at opposite ends of the beam. The displacement caused by thevibrations can be modelled by the following equations:x₁ = 3.75 sin (100nt + ²77)= 4.42 sin (100nt - 2)x₂State the amplitude, phase, frequency, and periodic time of each ofthese waves.(a)(b)When both machines are switched on, how many seconds does it takefor each machine to produce its maximum displacement ?At what time does each vibration first reach a displacement of-2 mm ?

Given: The displacement caused by the vibrations emanating from two machines:…

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 + 2) x₂ = 4.42 sin (100nt - 2) State the amplitude, phase, frequency, and periodic time of each of these waves. (a) When both machines are switched on, how many seconds does it take for each machine to produce its maximum displacement ? (b) At what time does each vibration first reach a displacement of -2 mm ?

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 + 2) x₂ = 4.42 sin (100nt - 2) State the amplitude, phase, frequency, and periodic time of each of these waves. (a) When both machines are switched on, how many seconds does it take for each machine to produce its maximum displacement ? (b) At what time does each vibration first reach a displacement of -2 mm ?

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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