Two sources of sound A and B produce the...

Two sources of sound A and B produce the wave of 350 Hz ,they vibrate in the same phase.The particle P is vibrating under the influence of these two wave.If the amplitudes at the point P Produced by the two waves is 0.3 mm and 0.4 mm ,then the resultant amplitude of the point P will be [Given AP -BP = 25 cm and the velocity of sound is 350 m/s ]

0.7 mm

0.1mm

0.2mm

0.5mm

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Two sources of sound A and B produces the wave of 350 Hz . They vibrate in the same phase. The particel P is vibrating under the influence of these two waves, if the amplitudes at the point P produced by the two waves is 0.3mm and 0.4mm then the resultant amplitude of the point P will be when AP-BP=25cm and the velocity of sound is 350m//sec .

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