Answers

2016-03-16T19:58:51+05:30
Diver will hear it first
audible  range of ear is 20Hz-20KHz
0
please mark it the best cause it is 500%correct
though i know there is nothing such as 500%
soory forgot to explain
DIVER WILL HEAR IT FIRST AS SPEED OF SOUND IS FASTER IN WATER THAN IN AIR
2016-03-16T20:09:47+05:30
Diver will hear first
audible range is 20 hz to 20 khz
0