Question

The sound field at a point has three components, pi. p2 and ps where and p.-6sin(or+π/10) Sketch a phasor diagram to represent these three components. (i) determine the total sound pressure, pt (real and imaginary parts) at the point. (ii) What are the peak pressure and the phase ofp

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Answer #1

Mnee Sec hase anyle. ovre bet Conveded into cosine. Soam 6072° Re 4 Ps Pewk pessuoe, phase and Peat and nag aso- S.652. S 1S = 10.00 mogivoy Pa자 Sound Pesweeth -4.38 10 4.3) (p t) e-23.6S° ļo.gl as(wt-23.65)

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