Excersise 2: Calculate (a) the amplitude and (b) the phase constant for the vibration give byx = (10 mm)cos at + (17mm) sin at%3D[Ans: (a) 19.7 mm (b) -600 ]

Given Convert this form into OR where x=amplitude=phase angle we know that,

Answered: Excersise 2: Calculate (a) the…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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A transverse traveling wave on a taut wire has an amplitude of 0.200 mm and a frequency of 500 Hz. It travels with a speed of 196 m/s. (a) Write an equation in SI units of the form y=A sin (kx - vt) for this wave.(b) The mass per unit length of this wire is 4.10 g/m. find the tension in the wire.
(b) An object is vibrating with simple harmonic motion (SHM), x(t) = A sinøt of amplitude, A = 15 cm and frequency, f=2 Hz. [Sebuah objek yang bergetar dengan gerakan harmonik mudah, x(t) = A sinot yang amplitud A = 15 cm dan frekuensi, f = 2 Hz.] (i) Determine maximum acceleration and maximum velocity of the vibrating object. [Tentukan pecutan maksimum and halaju maksimum untuk objek bergetar tersebut.] (ii) Calculate the acceleration and velocity for the displacement vibrating object, x(1) = 12 cm. [Kirakan pecutan dan halaju bagi sesaran objek bergetar, x(t) = 12 cm.]

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Excersise 2: Calculate (a) the amplitude and (b) the phase constant for the vibration give by x = (10 mm)cos at + (17mm) sin ot %3D [Ans: (a) 19.7 mm (b) -600 ]