Question
Thu May 29, 2008 By:

Numerical

Expert Reply
Fri May 30, 2008

speed = distance / time

here d = 30m

         t' = 2t =0.2 sec

         t = 0.1 sec

so velocity of sound = 30m /0.1 sec

                                      = 300m/sec.

regards

toppers expert

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