Question

A person standing between two vertical cliffs produces a sound at time t =0,first echo was heard from the nearest cliff at time t =3 s and the second echo from the other cliff at time t =5 s.if the speed of sound in air is 320 m/s ,then the distance between the cliff is a)720 my b)1120 m c)2880 my d) 1280 m .

Answer 1

Answer:

yes anthe ka question hai na??