Answers

2016-03-15T21:28:17+05:30
DIVER CAUSE SPEED OF SOUND IN WATER(1450) IS FASTER THAN THAT IN AIR(330)
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2016-03-15T22:25:33+05:30
V=2d÷t Do the calc to find time for both cases. For the diver it is 0.14 sec while for the man it is 0.58. So diver hears it first
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