Answers

2016-02-24T10:00:54+05:30
V=2d/v d1+d2=d V of sound in air is 330m/s t1=1.5sec t2=2.5sec d1= v x t1/2 330*1.5/2=247.5m now d2= v x t2/2 330*2.5/2=412.5m Now as we know d1 + d2= d Hence =247.5 + 412.5= 660m(ans)
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