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`.A. `0.7 mm`B. `0.1 mm`C. `0.2 mm`D. `0.5 mm`

Two sources of sound `A` and `B` produces the wave of `350 Hz`. They v

1.	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`.A. `0.7 mm`B. `0.1 mm`C. `0.2 mm`D. `0.5 mm`
Answer» Correct Answer - D

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