Aroad runs midway between two long parallel rows of buildings .a motorbike moving with a speed of 36 kmph sounds the horn and hears the echo one second after he sounded the horn. the velocity of sound of that day in air was 347.65 m/s calculate the distance between the two rows of bulidings
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Aroad runs midway between two long parallel rows of buildings .a motorbike moving with a speed of 36...
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